9 Maths, Week Two

Adding and Subtracting Integers

100

26 + 36

62

200

-11 + 5

-6

300

-29 + (-9)

-38

400

-567 + (-237)

-804

500

-24 - (-49) + (-11)

14

Multiplying Integers

100

-8 x 5

-40

200

(-11)²

121

300

(-6)³

-216

400

-9 x 2 x (3+1) x -3

216

500

9 x (-8) + (5 - 11)

-78

Dividing Integers

100

-55 / 5

-11

200

-156 / -12

13

300

-56 / ? = 7

-8

400

-21 / 7 + (-5)

-8

500

(-46 - (-10)) / (377 - 371)

-6

Significant Numbers (2dp)

100

4906

4900

200

73.5173092

74

300

0.000064986293

0.000065

400

165.88 + 522 - 1169.9162921

-510

500

27.2 + 1329.5 x 0.006471

27 + (1300 x 0.0065) = 35.45

Worded Questions

100

A positive and a negative gives me a what?

Negative

200

TRUE or FALSE: When a negative number is cubed, it is always a positive.

False

300

Explain why -5 x 4 / (-3) produces a positive number.

Two negatives create a positive.

400

The temperature on a mountain top reaches a maximum of -2 degrees during the day. By night it has dropped 10 degrees. What is the night time temperature?

-12 degrees.

500

What is Miss James' favourite colour?

Grey