Adding and Subtracting Rational Numbers

Evaluate:  -19 -10

• 9
• -9
• -29
• 29

Tags

CCSS.7.NS.A.1C

−28+(−8)=

• 36
• −36
• −20
• 20

Tags

CCSS.7.NS.A.1C

If the temperature in Chicago is -5 degrees and the temperature in Moscow is 8 degrees colder. What is the temperature in Moscow?

• -3 degrees
• -13 degrees
• 3 degrees
• 13 degrees

Tags

CCSS.7.NS.A.1C

-40 + 15.05

• 55.05
• 24.95
• -24.95
• 14.65

Tags

CCSS.7.NS.A.1C

⁸/₁₅  +  (-⁶/₁₅)

• 14/15
• -2/15
• 2/15
• -14/15

Tags

CCSS.7.NS.A.1C

7.19 + (-5.34)

• 12.53
• -12.53
• 1.85
• -1.85

1/4 - (3/10) = 

• 1/20
• -1/20
• 11/20
• -11/20

Write .27 as a fraction

• 2/7

• 2 7/10

• 27/100

• 2 7/100

Write 4.32 as a fraction

• 432/10

• 43 2/100

• 432 1/100

• 4 32/100

Convert the mixed number into a decimal: 4  3/5

• 0.435
• 4.6
• 4.35
• 0.4666...