Addition
Subtraction
Multiplication
Division
Percentages
100

3.4 + 2.1

5.5

100

7.5 − 2.3

5.2

100

2.5 × 4

10

100

8.4 ÷ 2

4.2

100

12.3% to a decimal

0.123

200

7.25 + 1.5

8.75

200

9.8 − 4.6

5.2

200

9.5 × 3

28.5

200

12.6 ÷ 6

2.1

200

0.005% into a decimal

0.00005

300

9.99 + 0.01

10.00

300

9.99 − 0.99

9.00

300

0.04 x 0.9

0.036

300

14.4 ÷ 8

1.8

300

8.7% to a decimal

0.087

400

11.45 + 3.6

15.05

400

16.08 − 5.08

11.00

400
1.87 x 0.5

0.935

400

48.8 ÷ 8

6.1

400

125% as a decimal

0.125

500

20.5 + 3.48

23.98

500

21.3 − 4.85

16.45

500

0.005 x 0.21

0.00105

500

63.9 ÷ 9

7.1

500

34567.099% as a decimal

345.67099