Integers Adding Subtracting Multiplying and Dividing

What is -5(7)

• 2

• -35

• 35

• -2

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

-37 - 72

• 109

• -35

• 35

• -109

Tags

CCSS.7.NS.A.1C

Which operations do the following rules work for:

Signs of two numbers are different, answer is negative

Signs of two numbers are the same, answer is positive

• Addition

• Subtraction

• Multiplication

• Division

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

23 - 47 + 18 - (-12) =

• 6

• -18

• 56

Tags

CCSS.7.NS.A.3

Re-write the equation below to show what it would look like after applying the rule for subtracting integers (Same, Change, Change):

-10 - 5

Tags

CCSS.7.NS.A.1B

12 + (-3) =

• 15

• -15

• 9

• -9

Tags

CCSS.7.NS.A.1C

What is the rule when adding integers? For example: 13 + (-1) =

• If the signs are the same, add and keep the sign. If the signs are different, subtract and keep the sign of the larger whole number.

• A negative times a negative equals a positive.

• Same, Change, Change

• A negative divided by a positive equals a negative.

Tags

CCSS.7.NS.A.1C

What sign would your answer have if you multiply a negative by a negative? For example: -9(-9) =

• Positive

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What would your answer by when you multiply two numbers with different signs? For example: -5(8) =

• Positive

• Negative

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

True or False: The answer to the equation -10(-5) is positive.

• True

• False

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B