Curated Video
Adding and Subtracting Negative and Positive Numbers
This video explains adding and subtracting negative and positive numbers. We will use a number line to demonstrate as well as real world examples using money. We explain the sign rules for adding and subtracting negative and positive...
Curated Video
Finding Equivalent Fractions
This video explains finding equivalent fractions and simplifying fractions. Practice questions and answers are provided at the end of the video.
Curated Video
Sharing in a Given Ratio
This video explains ratio sharing / sharing in a given ratio. Two sets of practice questions and answers are provided at the end of the video.
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More Multiplication and Division Word Problems to Solve
Mr. Addit provides additional word problems to solve, and he gives guidance as to how to decide whether to multiply or to divide to find the answers.
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Estimating
Mr. Addit demonstrates how to estimate by rounding up or rounding down. He then gives examples in which estimating helps solve a division problem.
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Remainders
Mr. Addit demonstrates how to divide two-digit numbers by one-digit numbers, and he explains what happens when there is a remainder.
Curated Video
Dividing Two-Digit Numbers by One-Digit Numbers
Mr. Addit demonstrates how to divide two-digit numbers by one-digit numbers by using multiplication facts.
Curated Video
Comparing Decimals
The video “Comparing Decimals” reviews the symbols used for comparing and shows how to compare decimals.
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Review for You: Add and Subtract Fractions with Like Denominators
Mr. Addit reviews how to add and subtract fractions that have the same denominator using multiple methods.
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Review for You: Division With Remainders
Mr. Addit reviews place value division with and without remainders.
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Multiplying Three-Digit Numbers by One-Digit Numbers
Mr. Addit demonstrates how to multiply three-digit numbers by one-digit numbers by using the partial products method.
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Factors
Mr. Addit explains how to find factors of a number by using the multiplication facts we know.
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Plotting Points
Mr. Addit explains what it means to plot points on a coordinate grid using ordered pairs. He models plotting points on a coordinate grid.
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Adding Decimals
Mr. Addit demonstrates how to properly add decimals, both while regrouping and without regrouping.
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Exploring Decimals
Mr. Addit introduces the concept of decimals as parts of whole numbers. He draws the comparison between decimals and fractions.
Curated Video
Adding and Subtracting Fractions
Mr. Addit explains how we can add and subtract fractions even if they are part of mixed numbers. He demonstrates both adding and subtracting on a number line.
Curated Video
Mixed Numbers
Mr. Addit explains mixed numbers and how frequently we use them. He also begins the discussion of improper fractions.
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Common Fractions
Mr. Addit talks about the way he, Coach Socrates, and Miss Palomine worked with common fractions when they ordered a big pizza.
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Dividing by 6 and 7
Mr. Addit reviews the division and multiplication facts of 6 and 7.
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Dividing by 3 and 4
Mr. Addit reviews division by 3 and 4 and demonstrates once again that division is the opposite of multiplication.
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.
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The 6 and 7 Times Tables
Mr. Addit teaches the student the multiplication facts of 6 and 7.
Curated Video
The 3 and 4 Times Tables
Mr. Addit teaches the student the multiplication facts of 3 and 4.