Adding/Subtracting Fractions

13/15 - 3/4

• 10/9
• 39/60
• 7/60
• 97/60

4/6 + 2/3

• 8/18
• 4/9
• 6/9
• 8/9

Carl has three lengths of cable, 5/6 yard long, 1/4 yard long, and 2/3 yard long. He needs at least 1 yard of cable. Which two pieces make a length at least 1 yard and closest to 1 yard?

• 5/6 + 2/3
• 1/4 + 2/3
• 5/6 + 1/4
• None make at least a yard

Joel made some muffins. He gave 1/4 of the muffins to a neighbor. He took 3/8 of the muffins to school. What fraction of the muffins did he have left?

• 4/12
• 3/8
• 5/12
• 8/8

2/3 - 1/4

• 1/4
• 3/12
• 1/2
• 5/12

Add 2/7 + 3/7= ?

• 4/7
• 5/7
• 5/14

What number could be a common denominator for these two fractions?
1/5   and   5/6?

• 30
• 11
• 6
• 5

What number could be a common denominator for these two fractions?
2/3   and   3/4

• 3
• 4
• 7
• 12

What number could be a common denominator for these two fractions?
3/10   and   1/5

• 5
• 10
• 15
• These numbers do not have a common denominator

Which of these numbers could NOT be a common denominator for these two fractions?
1/3   and   3/6

• 3
• 6
• 12
• 18