Operations with Rational Numbers Weekly Exit Quiz

Question 1: Add the following rational numbers: 3/4 + 5/6

• 2/3

• 7/10

• 19/12

• 9/8

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Question 2: Subtract the following rational numbers: 7/8 - 2/3

• 3/5

• -1/24

• -5/24

• 5/12

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Question 3: Multiply the following rational numbers: 2/5 * 3/4

• 3/10

• 1/3

• 5/8

• 7/20

Tags

CCSS.5.NF.B.4

Question 4: Divide the following rational numbers: 5/6 ÷ 2/3

• 5/6 * 2/3 = 10/18 = 5/9

• 5/6 - 2/3 = 3/6 = 1/2

• 5/6 ÷ 2/3 = 5/6 * 3/2 = 15/12 = 5/4

• 5/6 + 2/3 = 15/18 = 5/6

Tags

CCSS.5.NF.B.3

CCSS.5.NF.B.4

CCSS.5.NF.B.7

Question 5: Solve the word problem: If John ate 3/4 of a pizza and Mary ate 2/3 of the remaining pizza, what fraction of the whole pizza did Mary eat?

• 1/8

• 5/8

• 1/3

• 3/4

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

CCSS.5.NF.B.3