Show:
Addition
Subtraction
Multiplication
Random
Rounding
100

359+257 = 

616

100

364 - 28 =

336

100

2 x 8 =

16

100

164 + 364 + 548 =

1076

100

Round to the nearest ten: 986

990

200

643 + 243 =

886

200

645 - 123 =

522

200

3 x 4 = 

12

200

645 - 35 - 24 =

586

200

Round to the nearest 10: 71

70

300

924 + 34 =

958

300

394 - 258 = 

136

300

6 x 4 = 

24

300

364 + 258 + 470 =

1092

300

Round to the nearest 100: 377

400

400

6480 + 3739 =

10219

400

6948 - 3649 = 

3299

400

12 x 3 =

36

400

243 - 14 - 36 =

193

400

Round to the nearest 100: 825

800

500

7431 + 2431 =

9862

500

8476 - 3649 =

4827

500

10 x 10 =

100

500

965 + 10 + 25 =

1000

500

Round to the nearest 100: 857

900