Addition
Subtraction
Multiplication
Algebra
Decimals
100

52 + 36

88

100

71-21

50

100

53 x 7

371

100

5x times 1, x=20

100

100

20.3 + 3.7

24

200

123 + 57

180

200

325-28

297

200

24 x 31

744

200

2x-13, x=14

15

200

14.567-9.27

5.297

300

498 + 999

1,497

300

885-295

590

300

533 x 18

9594

300

35 times 5x, x=6

1050

300

53.24 x 16.4

873.136

400

1,683 + 2,951

4634

400

8,673-4,153

4,520

400

969 x 1,374

1,331,406

400

45-18x plus 28, x=8

244

400

1865.98-96.567

1769.413

500

52,006 plus 38,864

90,870

500

92,573-67,225

25,348

500

15,216 x 9,874

150,242,784

500

60x+8y-50, x=20 and y=3

1153

500

111.56 x 903.678

100,814.31768