Rational Numbers Operations With

A student has $78 in his checking account. If the student spends $12 on lunch, which number could be combined with the amount left in the account to make zero?

• –90

• –78

• –66

• –12

Tags

CCSS.7.NS.A.1B

solve 

• - 2/9

• - 5/9 

• 2/9

• no there

Tags

CCSS.7.NS.A.1C

solve

• 1  1/2

• - 1 5/9

• 1  5/9

• not here

Tags

CCSS.7.NS.A.1C

-5.7 + 0.9

• 2.1

• -4.8

• -8.3

• -10.7

Tags

CCSS.7.NS.A.1C

Divide.

• -1/10

• -5/8

• -2/20

• 5/8

Tags

CCSS.7.NS.A.2B

Will the answer be positive or negative?
-2 × (-5) × (-1) × (-9)

• Positive

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

⁷/₈ - ¹/₂

• ¹¹/₇

• ⁸/₁₁

• -1 ³/₈

• -1 ¹/₈

Tags

CCSS.7.NS.A.1C

• 2.6785
• 26.785
• -2.6785
• -26.785

Tags

CCSS.7.NS.A.2A

• -6/12
• -5/12
• 5/12
• -5/7

Tags

CCSS.7.NS.A.2A

Will the answer be positive or negative?
-2 - (-5) - (-1) - (-9)

• Positive

• Negative

Tags

CCSS.7.NS.A.1C