Add & Subtract
7 - 9 =
-2
Calculate -3 x 4
-12
Calculate: 5 + (−9) × 2
-13
The temperature is −2°C. It rises by 7°C. What is the new temperature?
5
Which number is greater: −3 or −8?
-3
Find x.
x + (-7) = 5
12
Calculate: −36 ÷ (−6)
6
Calculate: (−18) ÷ 3 + 7
1
Your bank balance is −$15. You deposit $22. What is your new balance?
$7
Find the missing number: □ + (−7) = 5
12
Calculate -8 - 6
-14
Calculate: −7 × (−8)
56
Calculate: 4 − 3 × (−5)
19
An elevator starts on level 3 and travels down 8 floors. Which floor does it reach?
-5
Write all the integers strictly between −4 and −1.
-3, -2
Calculate -12 + 19 - 8
-1
Calculate: 72 ÷ (−9)
-8
Calculate: (−24) ÷ (2 − 8)
4
A diver is 12 metres below sea level. They rise 4m, descend 9m, then rise 6m. What is their final depth?
11m below sea level (-11m)
I multiply a number by −4 and then add 9. My answer is −7. What was my original number?
4
Calculate: −15 − (−9) + (−7)
-13
Calculate: (-3) x (-4) x (-2) ÷ 6 x (-5)
20
Calculate: -36 ÷ 3 x (-2) + 4 x (-5) - (-7)
11
The temperature at midnight is −4°C. It drops by 3°C every hour for 4 hours. It then rises by 2°C every hour for 5 hours. What is the final temperature?
-6
Find two different integers that multiply to give −36 and add to give −5.