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Thursday, May 24, 2012

Video Walkthrough: Ratios - A Comparative Relationship Between Two Quantities or Values (standard 6.RP.1)

This video features:
  • Ratios
  • Problem Solving Strategies
  • Part to Whole Ratios
  • Part to Part Ratios
  • Meaningful Example of Ratios
  • Step-by-step Narration
  • National Common Core State Standard 6.RP.1

Thursday, May 17, 2012

Video Walkthrough: Converting Percents to Fractions to Decimals & Fractions to Decimals Review

This lesson features:
  • Converting Percents to Fractions to Decimals
  • Converting Fractions to Percents
  • Connecting Decimals to Money
  • Show What You Know Quiz Review
  • Pause then Solve Format
  • Step-by-step Narration

Wednesday, May 16, 2012

Video Walkthrough: Converting Improper Fractions into Decimal Form

This video features:
  • Converting Improper Fractions to Decimal Form
  • Viewing a Fraction as a Division Problem 
  • Connecting Money to Decimals
  • Pause then Solve Format
  • Step-by-step Narration

Sunday, May 13, 2012

Video Walkthrough: Converting Percents to Fractions to Decimals

This lesson features:
  • Converting Percents to Fractions to Decimals
  • Several Examples
  • Pause then Solve Format
  • Step-by-step Narration

Wednesday, May 9, 2012

Video Walkthrough Multiplying Multi-digit Numbers with the Distributive Grid Method


This video walkthrough features:

  • The Distributive Grid Method of Multiplication
  • Multi-digit Problems
  • Pause then solve format
  • Step-by-step Narration

Monday, May 7, 2012

Video Walkthrough: Converting Improper Fractions to Mixed Numbers

This lesson/assignment features:
  • Converting Improper Fractions to Mixed Numbers
  • Traditional Method
  • Pictorial Method
  • Sep-by-step Narration
  • Pause the video to try the problems independently

Thursday, May 3, 2012

Video Walkthrough: Converting Mixed Numbers Into Improper Fractions



This presentation features:
  • Converting Mixed Numbers into Improper Fractions
  • Traditional Method
  • Pictorial Method
  • Use for independent, then guided practice. 
  • Step-by-step Narration

Wednesday, May 2, 2012

Video Walkthrough: Simplifying Fractions by Dividing by GCF

This video features:
  • Explanation of Greatest Common Factor (GCF)
  • 5/10, 9/36, 4/16, and 15/20 in Simplest Form or Reduced to Lowest Terms
  • Step-by-step Narration

Tuesday, May 1, 2012

Video Walkthrough: Equivalent Fractions and Finding the Missing Numerator or Denominator



This lesson features:
  • Equivalent Fractions - fractions that represent the same part of a whole.
  • Finding the Missing Numerator or Denominator
  • The Identity Property Applied to Finding Equivalent Fractions

Friday, March 30, 2012

Video Walkthrough: Volume of Cubes and Rectangular Prisms

This video features:
  • Volume formulas for cubes and rectangular prisms.
  • Several examples of each.
  • Pause for practice examples for independent practice.
  • Solutions given with step-by-step narration.
  • Complex figure composed of cube and rectangular prism 
  •  

Monday, March 26, 2012

Video Walkthrough: Coordinate Geometry - Ordered Pairs (in Quadrant I)

This video walkthrough features:
  • Coordinate Grid
  • x-axis
  • y-axis
  • Ordered pairs (x,y)
  • Quadrants I, II, III, and IV (main focus is on Quadrant I)
  • Step-by-step narration

Tuesday, March 20, 2012

Video Walkthrough: Perimeter and Area of Squares and Rectangles


This video walkthrough features:
  • Definitions of perimeter and area.
  • How to find perimeter and area of squares and rectangles.
  • Area formulas for squares and rectangles.
  • Several examples narrated and explained.
  • Each polygon or figure shown with square units.

Saturday, March 17, 2012

Video Walkthrough: Quadrilaterals - The 4 Sided Polygons



This video features:
  • Quadrilaterals
  • 2 branches of the quadrilateral family tree
  • Trapezoids
  • Parallelograms
  • Squares
  • Rectangles
  • Rhombus (rhombi)
  • Descriptions and defining features of each of the above figures


     



Wednesday, March 14, 2012

Video Walkthrough: Order of Operations - By Request

This video features:
  • Order of Operations
  • Viewer requested problem 6 divided by 2(1+3)=?
  • Fractional representation of above problem
  • PEMDAS
  • Multi-step problem

Tuesday, March 13, 2012

Video Walkthrough Classifying Triangles by Angles and Sides....and Triangles - Finding the Missing Angle






This lesson features:
  • Classifying triangles by angles
  • Acute
  • Obtuse
  • Right
  • Classifying triangles by sides
  • Scalene
  • Isosceles
  • Equilateral
  • The sum of the angles of a triangle = 180 degrees
  • Finding the missing angle of a triangle

Wednesday, March 7, 2012

Video Walkthrough: Measuring Angles Live!

This video demonstrates:
  • How to use different protractors to measure:
  • Acute angles
  • Obtuse angles
  • Vertex
  • Baseline
  • LIVE pencil paper and protractor footage

Monday, March 5, 2012

Video Walkthrough: Geometry Intro. Lines, Line Segments, and Rays

This video features:
  • Definition of line, line segment, and ray
  • Drawing and naming lines, line segments, and rays
  • End points
  • Earth, Moon, Infinite example
National Common Core Curriculum

Thursday, March 1, 2012

Video Walkthrough: Order of Operations with Fractions

This presentation features:
  • Order of Operations with parentheses, brackets, and braces
  • Fractions (multiplication, addition, subtraction, and exponents)
  • Finding a common denominator
  • Step-by-step narration

Tuesday, February 28, 2012

Video Walkthrough: Fraction Review #2


This video features:
  • Fraction Word Problems
  • Mixed Numbers
  • Improper Fractions
  • Converting Mixed Numbers to Improper Fractions
  • Problem Solving Strategies

Russell spent 1/3 of his allowance to go to the movies. He wants to buy a new video game that will cost him another ½ of his allowance. If he buys the game, how much of his allowance will he have spent? (5-NF-1)

3 2/3 x 1 5/6=
(5-NF-6)



Joe's mom makes "healthy" brownies. She uses 1-2/3 cups of white flower and 2-1/8 cups of wheat flour. How much flour does she use to make the brownies? (5-NF-2)



Wednesday, February 22, 2012

Video Walkthrough: Fraction Word Problems Part 4



This video features:
  • Multi-step fraction word problems
  • You decide which operation to use
  • Pictorial Method
  • Array Method
  • Traditional Method
Mr. Addwell teaches math for 180 minutes every day because he works with both first and fifth grade students. If he spends two-thirds of his math time with fifth graders, how many minutes does he spend working with fifth graders?

Mr. and Mrs. Thirsty bought a gallon of milk at the store. If the family drinks 1/4 of the gallon on the first day and one-third of the gallon on the second day, how much milk is left in the gallon? If they need half of a gallon left for the third day, will they have enough milk?

Tuesday, February 21, 2012

Video Walkthrough: Fraction Word Problems Add, Subtract, Multiply, or Divide Part 3


In this video you will see:
  • Fraction Word Problems
  • Array Method
  • LCM
  • Traditional Method

Mrs. Dividend and Miss Quotient went to the movies.  Each of them bought popcorn.  Mrs. Dividend had 5/8 of her bucket left and Miss Quotient had two-sevenths of her bucket left.  How much more popcorn does Mrs. Dividend have left?  How much popcorn did they eat all together?


Mrs. Timely went to fill up her van with fuel.  Since the pump wasn't working properly, she was only able to fill 9/10 of her tank.  She used 4/5 of this fuel going to and from school last week.  How much fuel did she use going to and from school?

Thursday, February 16, 2012

Video Walkthrough: More Fraction Word Problems





This video features:
  • Fraction word problems
  • Pictorial Method
  • Traditional Method
  • Problem solving strategies
Bob is working on his reading log and gets a reward for each night he reads for 20 minutes. If he gets 1/3 of a bag of jelly beans for each night he reads, how many days will 12 bags of jelly beans last?

Mr. Marinich, Mr. Addwell, Mr. Sum, Mr. Plus, and Mr. Minus were sharing a 2 liter bottle of soda. Mr. Marinich drinks one-half of the bottle, Mr. Addwell drinks 1/6 of the bottle, Mr. Sum drinks one-fourth of the bottle, and Mr. Plus drinks 1/12 of the bottle. Is there any soda left for Mr. Minus? How would you know?

    Wednesday, February 15, 2012

    Video Walkthrough: Dividing by Fractions and Whole Numbers



    This presentation features:
    • Word problems involving dividing by fractions and whole numbers
    • Problem solving strategies
    • Pictorial Method
    • Traditional Method (procedural)
    • Inverse operation and reciprocal explained
    Every day, Jeannette's mango juice stand uses 3/4 bags of mangoes. For how many days will 6 bags of Mangoes last?

    At the end of the day, Frank's had 2/3 of a pizza left over. The 6 employees each took home the same amount of leftover pizza pie. How much pizza did each employee take home?

    Monday, February 13, 2012

    Video Walkthrough: Working with Fractions and Mixed Numbers (add, subtract, or multiply)






    These videos feature:
    • Working with mixed numbers and fractions
    • You decide which operation to use
    • LCM method
    • Pictorial Method
    • Array Method

    Thursday, February 9, 2012

    Video Walkthrough: Subtracting Fractions Extended

    This video features:
    • Subtracting Fractions
    • Story Problem
    • LCM
    • Array (dots) Method
    • Problem Solving Strategies

    As soon as Mr. Jones gets home from school, he feeds his baby boy. Ricky loves to eat his baby food. Mr. Jones used 3/4 of a jar of baby food while feeding baby Ricky. Ricky was having a little too much fun while eating. So, he ended up with one-tenth of the food on his face and bib. How much of the whole jar did Ricky eat?

      Wednesday, February 8, 2012

      Video Walkthrough: Multiplying Fractions Extended

      This video features:
      • Multiplying fractions
      • Subtracting fractions
      • Word problem format
      • Problem solving strategies
      • Traditional Method
      • Array (dots) Method

      Tuesday, February 7, 2012

      Video Walkthrough: Multiplying Fractions and Whole Numbers Extended

      This lesson features:
      • Multiplying a fraction by a whole number (1/6 x 72)
      • Story problem format
      • Problem Solving Strategies
      • Traditional Method
      • Array (dots) Method
      One-sixth of the Imaginary Institute's 72 faculty and staff members wore jeans on Friday. How many faculty and staff members wore jeans on Friday? How many faculty and staff members did not wear jeans on Friday?

      Thursday, February 2, 2012

      Name That Fraction!

      In this video, play along by trying to name the fractions that Mr. Marinich draws for you.  You will see:
      • Pictorial examples of fractions and mixed numbers
      • Draw and solve approach to testing knowledge of fractions and mixed numbers
      • Example of reducing a fraction to lowest terms
      • Converting an improper fraction to a mixed number
      Have a question, comment, or suggestion?  Please send email to mrmarinich@gmail.com

        Wednesday, February 1, 2012

        Video Walkthrough: Packs of Paper Fraction Problem

        This video features:
        • Another word problem involving fractions
        • Multiplying fractions and whole numbers
        • Adding fractions
        • Pictorial solution
        • Division

        Tuesday, January 31, 2012

        Video Walkthrough: Four Methods of Multiplying Fractions


        This lesson features:
        • Different methods for solving 1/2 x 2/3
        • Traditional Method
        • Array Method
        • Pictorial Method
        • Grid Method

        Monday, January 30, 2012

        Video Walkthrough: Multiplying Fractions by Whole Numbers (Pizza by the Fraction...Mama Mia!)

        This video walkthrough features:
        • Multiplying fractions by whole numbers
        • Multi-step problem solving
        • Problem solving strategies
        • Dividing decimals by whole numbers

        Thursday, January 26, 2012

        Video Walkthrough: The Pizza Topping Fraction Problem

        This video features:
        • multi-step word problem involving fractions
        • identifying fractions of a set
        • problem solving strategies
        The people who visit Mr. Marinich's Edu-Blog got together to have a pizza party. Use the clues below to decide what toppings are on each of their 16 pizzas.
        Clues:
        1. One fourth of the pizzas are just plain cheese.
        2. One-third of the remaining pizzas have only pepperoni topping their pie.
        3. One-fourth of the remaining pizzas have sausage and mushrooms.
        4. Half of the remaining pizzas have ham and pineapple.
        5. One-third of the remaining pizzas have mushrooms and black olives.
        6. Half of the remaining pizzas have hamburger.
        7. Half of the final pizza has anchovies and mushrooms, while the remaining half has bacon and green peppers.

        Tuesday, January 24, 2012

        Video Walkthrough: More Adding and Subtracting Fractions with Unlike Denominators

        This video features:
        • More examples of adding and subtracting fractions with unlike denominators
        • LCM method
        • Pictorial method
        • Array Method
        •  
           

        Wednesday, January 18, 2012

        Video Walkthrough: Fractions on a Number Line

        In today's video walkthrough you will see:
        • Fractions between zero and one whole set on a number line
        • A number line extended from zero through two which includes fractions and mixed numbers
        • A visual comparison of fractions and their relationship with whole and mixed numbers

        Tuesday, January 17, 2012

        Subtracting Fractions with Unlike Denominators (Pictorial/Array vs. Traditional Method)

        Video Walkthrough: Subtracting Fractions with Unlike denominators Part 1 features:
        • Both pictorial and array solutions
        • 1/2 - 1/4
        • simplification of the difference 2/8=1/4

        Video Walkthrough: Subtracting Fractions with Unlike denominators Part 2 features:
        • Traditional Method of solving 1/2 - 1/4
        • Multiples
        • Using LCM (Least Common Multiple) to find a common denominator
        • Why 1/4 = 2/8
        New York State Core Curriculum 2011

        Monday, January 16, 2012

        Video Walkthrough: Adding and Subtracting Fractions with Unlike Denominators ( Pictorial Method vs. Traditional LCM Method)

        This video features:
        • Adding two fractions with unlike denominators
        • Two pictorial solutions
        • 1/2 + 1/4







        This video takes a look at:
        • The traditional Lowest Common Multiple (LCM) method of adding fractions with unlike denominators.
        • 1/2  + 1/4 is solved.

        Wednesday, January 11, 2012

        Video Walkthrough: Adding and Subtracting Fractions With Like Denominators

        This lesson features:
        • adding and subtracting fractions with like denominators
        • 1/3 +2/3, 7/9 -4/9, and 12/15+5/15
        • mathematical solution
        • 2 visual solutions for each
        Adding and subtracting fractions 2011 New York State Core Curriculum

        Tuesday, January 10, 2012

        Video Walkthrough: 1/2 as a benchmark fraction

        This lesson features:
        • 1/2 as a benchmark fraction
        • fractions equivalent to 1/2
        • a comparison of 3/8, 28/46, 17/34, and 4/9 to 1/2

        Video Walkthrough: Fractions as Part of a set or group - part 2





        Today's lesson features
        • fractions of a set where the denominator is different from the number of items in the set.
        • Examples :  what is 1/3 of 9, 1/7 of 14, and 3/4 of 12.
        Taken from New York State 2011 Core Curriculum

        Friday, January 6, 2012

        Video Walkthrough: Fractions as part of a set or group

        In this video you will see:
        • fractions as part of a set
        • review of numerator and denominator
        • example of fraction of a set/group
        • identifying specific fractions of a set

        Tuesday, January 3, 2012

        Video Walkthrough: Fractions Part 1




        Today's video walkthrough features an introduction to fractions.  In the lesson, you will see:
        • fractions, numerator, and demominator defined.
        • examples of above terms.
        • when numerator and demominator are the same, the fraction equals 1 whole.
        • first example of equivalent fractions.
        Please leave comments or lesson suggestions in the comment section of the latest post.
        Thanks for watching!

        Video Walkthrough: Function Machines Part 3

        This video walkthrough guides you through more function machines, taken from our latest assignment.  For a more in-depth look at function machines view our previous function machine post.  Pause the video, work out the solutions, then play the video for the solution.