Add and Subtract Real Numbers

-9 + - 2

• 11

• -11

• 7

• -7

Tags

CCSS.7.NS.A.1

CCSS.7.NS.A.3

-8 - (- 6 )=

• -14

• 14

• 2

• -2

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

Add 2/9 + 3/9 =

• 6 /9

• 5 /9

• 2 /3

• 5 /3

Tags

CCSS.3.NF.A.1

a + b = b + a is

• Associative Property

• Commutative Property

• Distributive Property

• None of the above

Tags

CCSS.1.OA.B.3

7 + 9 = 15 + 1

• Associative Property

• Commutative Property

• Distributive Property

• None of the above

Change the mixed fraction to an improper fraction: 2 8/9

( 2 and 8 ninths)

• 26 ninths

• 32 /9

• 16 /9

• 26 /9

2 3/8 - 1 5/8 =

(2 and 3 eights - 1 and 5 eights)

• 6 /8

• 7 /8

• 4

• 2 /3

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

2.1 - ( - 1.4) =

• -3.5

• -0.7

• 3.5

• 0.7

Tags

CCSS.5.NBT.A.3

CCSS.5.NBT.B.7

4 + √ 16 - 12

(4 + the square root of 16 - 12)

• 4 + √ 4

• 4 + 4 = 8

• 4 + 2 = 6

• 4 + 4 - 12 = - 4

Tags

CCSS.5.OA.A.1

CCSS.5.OA.A.2

( 3 + 5 ) + 1 = 3 + ( 5 + 1 )

• Associative Property

• Commutative Property

• Distributive Property

• None of the above

Tags

CCSS.1.OA.B.3