Addition and Subtraction of Fractions

• - 3/56
• 18/56
• - 4/15
• 29/56

What is the sum of these fractions?

• 4/5

• 3/20

• 17/20

• 4/20

Is this a correct answer?

• Yes, the student correctly added.

• No, you cannot add unlike denominators

• No, 5 + 7 is not 12

• No, 2 + 3 is not 5

Select all operations with fractions that require a common denominator.

• addition

• division

• multiplication

• subtraction

What equation is shown?

• 3/10 + 3/10 = 6/10

• 6/10 - 3/10 = 3/10

• 3/10 + 6/10 = 9/10

• 0 + 3/10 = 6/10

What is the sum of these fractions in lowest terms?

• 7/18

• 7/9

• 12/9

• 12/81

What equation is shown here?

• 1/5 + 2/5 = 3/5

• 1/5 + 3/5 = 4/5

• 0 + 1/5 = 3/5

• 3/5 - 2/5 = 1/5

What is the sum of these fractions in lowest terms?

What is the sum of these fractions in lowest terms?

• 22/5

• 6/3

• 22/15

• 6/15

What equation is shown here?

• 2/10 + 6/10 = 8/10

• 6/10 - 4/10 = 2/10

• 2/10 + 4/10 = 6/10

• 0+ 2/10 = 6/10