Add/Subtract Fractions

The shaded part of the model represents a fraction. The model represents another fraction being subtracted from the shaded fraction. Which expression does the model represent?

• 10/12 - 4/12

• 6/9 - 4/9

• 9/9 - 6/9

• 9/9 - 4/9

Three brothers write a part of a play. The first brother writes 1/4 of the story, the second brother writes 1/2 of the story, and the last brother writes 1/8 of the story. How much of the story have all 3 brothers completed so far?

• 3/8

• 1/2

• 7/8

• 3/4

Select two correct answers.

• 2/5 is greater than 1/2 but less than 6/10

• 4/8 is less than 1/2 but more than 3/4

• 2/3 is greater than 1/2 but less than 3/4

• 1/3 is greater than 1/2 but less than 3/4

Albert served a cake at his sister’s birthday party. More cake was eaten after the party. The models are shaded to show the amount of cake that was eaten during and after the party.

• 1/10

• 5/10

• 4/5

• 9/10

Meghan is painting her bedroom. On Wednesday, she painted 1/4 of the room. On Thursday, she painted another 1/7 of the room. How much of the room was painted by the end of the day on Thursday?

• 7/28

• 2/7

• 11/28

• 8/28

Which model shows one way to solve 1/2 + 1/4

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For which of the following sums would 28 be used as a common denominator to make equivalent fractions? Select three correct sums.

• 3/8 + 1/2

• 2/4 + 1/9

• 2/7 + 3/4

• 1/8 + 2/3

• 1/5 + 1/8