Adding and Subtracting positive and negative numbers

-9 + (-7)=

• 16
• 2
• -2
• -16

Tags

CCSS.7.NS.A.1C

50 + (-8)=

• -42
• 58
• -58
• 42

Tags

CCSS.7.NS.A.1C

What do you call numbers that are less than zero and located to the left of zero on the number line?

• positive numbers
• negative numbers
• integers
• signed numbers

Tags

CCSS.6.NS.C.6A

What do you call numbers that are greater than zero and to the right of zero on the number line?

• integers
• opposite numbers
• positive numbers
• negative numbers

Tags

CCSS.6.NS.C.6A

(-40) + (-39)

• 1
• -1
• 79
• -79

Tags

CCSS.7.NS.A.1C

−7.34 − (−5.51)

• 1.93

• -1.83

• -12.85

• 12.85

Tags

CCSS.7.NS.A.1C

5/8 − (− 7/8)

• 1 1/2

• 2 1/2

• -1 1/2

• -2 1/2

Tags

CCSS.7.NS.A.1C

11/15 - (-2/15)

• 9/15
• 3/5
• 13/15
• -13/15

Tags

CCSS.7.NS.A.1C

Rewrite the problem as addition.

-5.66 - (-4.1)

• 5.66 + (-4.1)

• -5.66 + 4.1

• -5.66 + (-4.1)

• -5.66 - 4.1

Tags

CCSS.7.NS.A.1C

What is the rule for subtracting a negative integer?

• Add and Keep

• Keep Change Change

• Keep Change Flip

Tags

CCSS.7.NS.A.1C