Fractions, decimals and percentages
Equations
Indices
Numbers of any magnitude
Algebra
100

Convert 70% to a fraction.

7/10

100

Solve.

5x = 60

x = 12

100

Evaluate 5

125

100

What does the prefix KILO stand for ?

1 thousand

100

Multiply x and 5y and to this result add 9

5xy + 9

200

Convert the following percentages to a decimal 63.2%

0.632

200

Solve.

3x + 5 = 17

x = 4

200

Simplify 2x 25 

28

200

127 x 43 = round to the 2 significant figures

5,500

200

x = 2, y = 3 and z = 4a

x + 2y + 3z =

20

300

What is 19% of $84 

$15.96

300

Solve.

2(x+7) = 16

x = 1

300

(2x 39)  ÷  (2x 34)

22 x 35

300

Round to 2 d.p 27.36567

27.37

300

Solve 7(x+3) - 2 = 33

x = 2

400

What percentage is 28min of 3 hours (round to 2 d.p)?

15.56%

400

Solve.

x= 36

x = 6 AND -6

400

(24 x 34) ÷ (?? x ?) = 23 x 32

2 x 32

400

4 centuries = how many decades 

40

400

(8a)2 ÷ 16a =

4a

500

Increase 50 by 15%.

57.5

500

Solve.

3x= 60


500

(23 x 34 )2

2x 38

500

Which prefix is used for a thousandth?

mili

500

If C = 59(F – 32), find C when F = 212

10620

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