Understanding Fractions of Whole Numbers

How do you determine three-fifths of a number using a bar model?

• Divide the bar into two parts and sum one part.

• Divide the bar into ten parts and sum five parts.

• Divide the bar into five parts and sum three parts.

• Divide the bar into three parts and sum all parts.

What is the result when you find two-thirds of 18 using a bar model?

• 12

• 9

• 6

• 15

When finding three-fourths of 12, how many parts should the bar be divided into?

• Two parts

• Three parts

• Five parts

• Four parts

What is four-fifths of 20 using the bar model method?

• 18

• 16

• 12

• 20

How do you find two-thirds of 24 using a bar model?

• Divide the bar into three parts and sum two parts.

• Divide the bar into six parts and sum five parts.

• Divide the bar into two parts and sum both parts.

• Divide the bar into four parts and sum three parts.