Addition
Subtraction
Multiplication
Division
Rounding
100

22 + 22 =

44

100

40 - 20 =

20

100

2 x 2 =

4

100

24 / 4 =

6

100

Round to the nearest 10

33

30

200

57 + 21 =

78

200

54 - 32 =

22

200

9 x 7 =

63

200

50 / 10

5

200

Round to the nearest 10

7

10

300

132 + 114 =

246

300

444 - 321 =

123

300

14 x 7 = 

98

300

60 / 12

5

300

Round to the nearest 10

346

350

400

555 + 555 =

1110

400

412 - 266 =

146

400

56 x 12 =

672

400

224 / 2

112

400

Round to the nearest 100

233

200

500

7456 + 3349 =

10805

500

6346 - 3399 =

2947

500

342 x 27 =

9334

500

555 / 5

111

500

Round to the nearest 100

5592

5600