Adding and Subtracting Rational Numbers

-2.61 + (-6.88)

• 9.49
• -9.49
• 4.27
• -4.27

Tags

CCSS.7.NS.A.1C

A football team gained 9 yards on one play and then lost 22 yards on the next. Write a sum of integers to find the overall change in field position.

• -9 + (-22) = -13
• 9 + (-22) = 13
• 9 + (-22) = -13
• none

Tags

CCSS.7.NS.A.1C

When you add opposites, what do you get?

• 0
• A negative number
• Attraction
• You cannot add opposites

Tags

CCSS.7.NS.A.1B

-40 + 15.05

• 55.05
• 24.95
• -24.95
• 14.65

Tags

CCSS.7.NS.A.1C

-2.61 + (-6.88)

• 9.49
• -9.49
• 4.27
• -4.27

Tags

CCSS.7.NS.A.1C

9 + -6.73

• 2.27
• -2.27
• 15.73
• -15.73

Tags

CCSS.7.NS.A.1C

Tags

CCSS.7.NS.A.1C

Tags

CCSS.7.NS.A.1C

Fill in the blank for the following rule: If the rational numbers have same signs, ______________ the absolute values and keep the common sign.

• add

• subtract

• multiply

• divide

Tags

CCSS.7.NS.A.1C

- 87 + -36

• 123
• -123
• 55
• -55

Tags

CCSS.7.NS.A.1C