Dividing Fractions

Unit 3 – Using Models to Divide Whole Numbers by Fractions

Dividing Fractions Using Models Example Divide using models. 4 ÷ 2 3 6 Procedure Step 1 – Draw rectangular boxes to represent the dividend (first number) Step 2 – Draw a rectangular box to represent the divisor (second number) Step 3 – Cut up the first set of rectangles into the fractional size of the second rectangle Step 4 – Make as many groups the size of the second rectangle as you can from the first rectangles Step 5 – Count the groups for the final answer.

Dividing Fractions Using Models Example Divide using models. 2 ÷ 2 5 5

Dividing Fractions Using Models Independent Practice Divide using models. 2 ÷ 1 8 16 3 ÷ 3 4 4

Dividing Fractions With Remainders Using Models Example Divide using models. 6 ÷ 4 5 7 1 2 There is a remainder because there are not four boxes to make a circle around. There are only two leftover out of 4 needed to make a group. 2 out of 4 is ½.

Dividing Fractions With Remainders Using Models Example Divide using models. 3 ÷ 2 3 4 1 2 There is a remainder because there are not two boxes to make a circle around. There is only 1 leftover out of 2 needed to make a group. 1 out of 2 is ½.

Dividing Fractions with Remainders Using Models Independent Practice Divide using models. 2 ÷ 3 5 3 1 3 1 ÷ 3 4 1 1 3