Integers

Adding and subtracting integers

Name: ______________________________Date: ______________Score: ______ / 20

1.
Work out 4 + (−4)
2.
Work out −10 − 2
3.
The temperature is −5 °C. It rises by 29 °C. What is the new temperature?
°C
4.
13 + (−18) gives the same answer as 13 − 18.
True False
5.
What number must you add to −8 to get 7?
6.
Work out 17 + (−3)
7.
Work out −10 + 14
8.
The temperature is −3 °C. It rises by 19 °C. What is the new temperature?
°C
9.
8 + (−11) gives the same answer as 8 − 11.
True False
10.
What number must you add to −8 to get 6?
11.
Work out 11 + (−9)
12.
Work out −5 + 8
13.
The temperature is −13 °C. It rises by 23 °C. What is the new temperature?
°C
14.
2 + (−6) gives the same answer as 2 − 6.
True False
15.
What number must you add to −14 to get 12?
16.
Work out 12 + (−9)
17.
Work out −15 + 3
18.
The temperature is −12 °C. It rises by 26 °C. What is the new temperature?
°C
19.
Which is bigger, -3 or -5?
1. A-5
2. B-3
20.
What number must you add to −13 to get 4?

Answer key

Integers — Adding and subtracting integers