MATHEMATICS 7

When adding integers with the same sign, add the integers and copy the common sign.

• TRUE

• FALSE

• SOMETIMES TRUE

• SOMETIMES FALSE

To easily subtract integers, we often follow the K-C-C pattern. This means KEEP, CANCEL, CHANGE.

• TRUE

• FALSE

• SOMETIMES TRUE

• SOMETIMES FALSE

(Positive integer) x (Negative Integer) = Negative

• TRUE

• FALSE

• SOMETIMES TRUE

• SOMETIMES FALSE

Dividing integers with the same sign yields a positive quotient.

• TRUE

• FALSE

• SOMETIMES TRUE

• SOMETIMES FALSE

What is 15 - 39?

• -15

• 15

• -24

• 24

What is (-110)+(110)?

• 1

• 2

• -2

• 0

What is (-120)+(20)?

• -100

• 100

• 110

• 10

What is (-20) x (10)?

• -100

• 100

• -200

• 10

What is (-250) divided by (10)?

• -10

• -25

• -20

• 15

• -10

• -5

• -2

• 15