Year 7 Numeracy Skills

The number system

100

8 in the number 678 is in this place value

'Units' or 'ones'

200

15678 rounded to the nearest thousand

16000

300

Which number is bigger:

5.7 or 5.08?

5.7

400

Round to 2 decimal places:

104.8382

104.84

500

Round this number to 2 decimal places:

5.895

5.90

Multiples, factors and primes

100

Write down any number (other than 4) that is a multiple of 4

One of 8, 12, 16, 20, etc...

200

List all the factors of 24?

1, 2, 3, 4, 6, 8, 12, 24 

300

State a number which is greater than 10 AND a multiple of 3

12, 15, 18, 21, 24, etc...

400

Which number is not prime?

3, 5, 19, 21, 43, 47, 53, 67, 71, 89

21

500

What's the first prime number which is larger than 80?

83

Addition of decimals

100

0.5 + 0.05 =

0.55

200

2.4 + 6.07 =

8.47

300

64.52 + 39.58 =

104.1

400

0.42 + 0.88 =

1.3

500

95 + 0.0342 =

95.0342

Multiplication and division

100

132 x 20 =

2640

200

53 divided by 10 =

(answer as a decimal)

5.3

300

87.6 X 1000 =

87600

400

348 divided by 1000

(answer as a decimal)

0.348

500

8968 divided by 19

472

6-7

100

666 - 7

659

200

6² + 7

43

300

(6 + 7)² - 102

67

400

6/7 of (76 - 6)

60

500

67.6 x 7

473.2