Dividing Whole Numbers by Unit Fractions

This video tutorial teaches how to divide whole numbers by unit fractions using equal groups. It explains the difference between dividing by a fraction and dividing by a whole number, highlighting common mistakes. Examples include dividing by 1/2 and 1/3, using visual aids like rectangles and number lines to illustrate the process. The tutorial concludes with a multiplication representation of division problems.

What is the main difference between dividing by a fraction and dividing by a whole number?

• Dividing by a fraction results in smaller pieces.

• Dividing by a fraction is the same as dividing by a whole number.

• Dividing by a fraction is the same as multiplying by the fraction.

• Dividing by a fraction results in a larger number.

How many 1/2 pieces are there in the number 3?

• 5

• 4

• 3

• 6

Which of the following represents the division of 3 by 1/2 as a multiplication problem?

• 6 times 2 equals 3

• 3 times 1/2 equals 6

• 6 times 1/2 equals 3

• 3 times 2 equals 6

How many 1/3 pieces are there in the number 4?

• 11

• 12

• 10

• 9

Which multiplication problem represents the division of 4 by 1/3?

• 12 times 3 equals 4

• 4 times 3 equals 12

• 12 times 1/3 equals 4

• 4 times 1/3 equals 12