Integers Grade 7

The same signs (+ + or - -) will give you a

• Positve Number

• Negative Number

The current temperature is - 16 °C and is expected to drop by 12 °C.

What is the expected overnight temperature?

• 28

• • - 28

• 4

• • - 4

A thermometer shows a temperature of -10 °C and it is expected to rise by 15 °C.

What will be the temperature then?

• 5

• • -5

• 25

• • -25

3 + (-2) x (-1)

= 3 +........

=.............

• • - 1 ; - 4

• • - 2 ; - 5

• 1 ; 4

• 2 ; 5

• 3 ; 6

• - 2 + 4 =

• • - 2

• 2

• 6

• • - 6

64 ÷ (- 2) ÷ (- 4)

=....……÷ - 4

=..........

• 32 ; 8

• 32 ; - 8

• • - 32 ; 8

• • - 32 : - 8

• • - 128 ; 32

A thermometer shows a temperature of -15 °C and it is expected to rise by 20 °C.

What will be the temperature then?

• 5

• • -5

• 35

• • -35

80 ÷ (- 4) ÷ (- 5)

=....……÷ - 5

=..........

• 20 ; 4

• 20 ; - 4

• • - 20 ; 4

• • - 20 : - 4

• • - 160 ; 32

(-10) + (-7) =

• 17

• -17

• 3

• -3

(Tips: An elevation below sea level is indicated by a negative number)

A bird is flying at an elevation of 11 m and a fish is swimming at an elevation of - 3 m.

What is their difference in elevation?

• • 14 m

• • - 14 m

• 8 m

• - 8 m