Multiply Fractions by Whole Number Mastery

Question 1

96. Multiply a whole number by a fraction using unit fraction tiles. Denominators for fourth grade are limited to 2, 3, 4, 5, 6, 8, 10, 12, and 100.

Answer 1

They could use actual tiles the first time, but then use virtual tiles at http://www.glencoe.com/sites/common_assets/mathematics/ebook_assets/vmf/VMF-Interface.html

Question 2

97. Multiply a whole number by a fraction using a picture. Denominators for fourth grade are limited to 2, 3, 4, 5, 6, 8, 10, 12, and 100.

Answer 2

How did it go?

Question 3

98. Multiply a whole number by a fraction without converting the answer to a mixed number. Denominators for fourth grade are limited to 2, 3, 4, 5, 6, 8, 10, 12, and 100.

Answer 3

How did it go?

Question 4

99. Multiply a whole number by a fraction, converting the answer to a mixed number. Denominators for fourth grade are limited to 2, 3, 4, 5, 6, 8, 10, 12, and 100.

Answer 4

They could start this by using fraction tiles which they can just rearrange into whole numbers easily, then progress to pictures, numbers, and even division.