Operation on integers-Saint

Perform the indicated operation.

-9 ⋅ 12

• -98

• 108

• -118

• -108

Tags

CCSS.7.NS.A.2A

Perform the indicated operation.

( -7 ) ( -8 )

• -15

• 56

• -56

• 54

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Perform the indicated operation.

-8 ⋅ 4

• -36

• -4

• -32

• 32

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Perform the indicated operation.

54 ÷ -6

• -7

• 9

• -8

• -9

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Perform the indicated operation.

( 12 ) ( -7 ) ( -3 ) ( 0 ) ( -5 )

• -3

• -1,260

• 0

• 1,260

Tags

CCSS.7.NS.A.2C

Determine the sign of this product.

( - ) ( + ) ( - ) ( - ) ( - )

• negative

• positive

• zero

• undefined

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

Determine the sign of this product.

( -3 )( 4 )( -5 )( -6 )( -7 )( -8 )( -9 )( 10 )( -11 )

• negative

• positive

• zero

• undefined

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

What is the rule when subtracting integers?

For example: 13 - (-12) =

• Keep the signs and add

• Same, Change, Change

• A positive times a negative is a negative

• Same, Same, Change

Tags

CCSS.7.NS.A.1C

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

-10 - 5

(a)  

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