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Curated Video
Memorizing Division Facts
Mr. Addit reviews division by 1, 2, 5, and 10 and explains that division is the opposite of multiplication just as subtraction is the opposite of addition.
Curated Video
Working with Division
Mr. Addit introduces the terms divisor, dividend, and quotient. He also demonstrates how to write a division problem.
Curated Video
Exploring Division
Mr. Addit explains that backwards skip counting is the same thing as division, in the same way that forward skip counting is the same thing as multiplication. He then models solving some division word problems.
Great Big Story
Behind the Scenes at the National Museum of Natural History
Explore the hidden world of the museum's extensive collections and the fascinating stories they tell.
Curated Video
Comparing Sets of Expressions
"Comparing Sets of Expressions" explains how to compare sets of expressions that contain the same numbers but differing symbols by simplifying each one according to the order of operations.
Curated Video
Whole Numbers Divided by Fractions
"Whole Numbers Divided by Fractions" solves word problems involving dividing whole numbers by fractions by using a visual model.
Curated Video
Numerical Expressions
Written Descriptions of Expressions explores ways to author written descriptions of expressions.
Curated Video
From Word to Number Form
From Word to Number Form shows how to convert mathematical expressions from word form to number form without solving by using understanding of operations.
Curated Video
Sorting Groups of Equations and Expressions
Sorting Groups of Expressions identifies the differences between equations and expressions by sorting a group of equations and expressions into groups based on the definitions.
Curated Video
Order of Operations: Numbers
Order of Operations: Numbers teaches how to simplify mathematical expressions containing whole numbers using the order of operations.
Curated Video
Decomposing Dividends
Decomposing Dividends teaches how to find whole number quotients with and without remainders for division problems with two-digit divisors and two- to four-digit dividends by decomposing the dividend.
Curated Video
Dividing by 0, 1, 2, 3, 4, and 5
Mr. Addit reviews ways to learn division facts for 0, 1, 2, 3, 4, and 5.
Curated Video
Division with the Standard Algorithm and Partial Quotients
This video gives an example of two different strategies for solving long division problems.
Curated Video
Understanding and Evaluating Algebraic Expressions
This video introduces the concept of algebraic expressions and guides learners through the process of evaluating expressions, step by step.
Curated Video
Dividing 3-Digit Numbers by 1-Digit Numbers: Bus Stop Method
This video teaches learners how to divide a 3-digit number by a 1-digit number using the written method - short division.
Curated Video
Dividing 2-Digit Numbers by 1-Digit Numbers: Bus Stop Method
This video teaches learners how to divide a 2-digit number by a 1-digit number using the written method - short division.
Curated Video
Mastering the Order of Operations with BIDMAS
This video is all about how to follow the order of operations using BIDMAS. There are 5 examples in this video, starting off very simple and increasing in difficulty throughout the video.
Curated Video
Finding Equivalent Fractions
This video teaches learners how to find equivalent fractions by multiplying or dividing the numerator and the denominator by the same number.
Curated Video
Simplifying Fractions: Finding the Highest Common Factor
In this video, we look at simplifying fractions by looking at the highest common factor.
Curated Video
Dividing Decimals by Decimals: Bus Stop Method
This video teaches learners how to divide decimal numbers by decimal numbers.
Curated Video
Dividing Numbers by 10, 100, and 1000
In this video, we use a place value grid to model how to divide whole numbers by 10, 100 and 1000.
Curated Video
Dividing Numbers by 1000
In this video, we use a place value grid to model how to divide whole numbers by 1000.
Curated Video
Dividing Numbers by 100
In this video, we use a place value grid to model how to divide whole numbers by 100.
Curated Video
Dividing Numbers by 10
In this video, we use a place value grid to model how to divide whole numbers by 10.