Multiplying Whole Numbers by Mixed Numbers: The Break it Apart Strategy

The video tutorial teaches how to multiply whole numbers by mixed numbers using the break it apart strategy. It begins with a review of multiplying whole numbers by fractions using repeated addition. Then, it introduces the concept of multiplying whole numbers by mixed numbers through examples involving oranges and cookies. The break it apart strategy is explained and applied to solve these problems efficiently.

What does multiplying a whole number by a fraction represent?

• Adding the whole number to itself

• Dividing the whole number into equal parts

• Subtracting the fraction from the whole number

• Creating equal groups of the fraction

How many total oranges does Esther have if she has 4 bags with 2 1/2 oranges each?

• 9 oranges

• 10 oranges

• 8 oranges

• 11 oranges

What is the first step in the break it apart strategy?

• Divide the whole number by the fraction

• Add all the fractions together

• Multiply the whole number by the fraction

• Break the problem into two separate multiplication problems

In the break it apart strategy, what is the result of 4 * 1/2?

• 3 holes

• 2 holes

• 1 hole

• 4 holes

How many cups of sugar does Darlene need for 4 batches if each batch requires 1 3/4 cups?

• 5 cups

• 8 cups

• 7 cups

• 6 cups

What is the product of 4 * 3/4 in the break it apart strategy?

• 5 holes

• 3 holes

• 2 holes

• 4 holes

What is the final step in solving a problem using the break it apart strategy?

• Subtract the two parts

• Multiply the two parts

• Add the two parts together

• Divide the two parts