7th Math 9/09/2020 Add/Subtract Fractions

4/9 + (-2/3) = 

• 1 1/9
• -1 1/9
• 2/9
• -2/9

Tags

CCSS.7.NS.A.1C

-1 ⁷/₈ + (-3 ¹/₂)

• 5 ³/₈
• -5 ³/₈
• 1 ⁵/₈
• -1 ⁵/₈

Tags

CCSS.7.NS.A.1C

What must you have to add and subtract fractions?

• Common numerators
• Different numerators
• Different denominators
• Common denominators

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

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

• 30
• 11
• 6
• 5

Tags

CCSS.4.NF.A.2

Fill in the blank in order to create an equivalent fraction.
1/2 = __ /8

• 2
• 4
• 6
• 8

Tags

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

• 1/12
• 1
• 2/35
• 23/25

Tags

CCSS.7.NS.A.1C

• 1 7/8
• 2 1/8
• 3
• 6 3/8

Tags

CCSS.7.NS.A.1C

What number could be a common denominator for these three fractions?
1/2   and   1/3   and   1/4

• 9
• 8
• 12
• 6

Tags

CCSS.4.NF.A.2