Sums to the nearest hundreds
Differences to the nearest hundreds
Sums to the nearest thousands
Differences to the nearest thousands
Mixed sums/differences to the nearest hundreds
100

203 + 309 =

500

100

507 - 343 =

200

100

4,609 + 3,743 = 

9,000

100

8,384 - 3,490 =

5,000

100

349 + 938 =

1,200

200

155 + 823 =

1,000

200

479 - 203 =

300

200

1,279 + 1,492 = 

2,000

200

13,203 - 8,789 =

4,000

200

1,734 - 229 =

1,500

300

379 + 979 = 

1,400

300

999 - 78 =

900

300

4,372 + 7,847 =

12,000

300

7,397 - 6,592 = 

0

300

7,209 + 1,374 =

8,600

400

1,348 + 999 =

2,300

400

1,583 - 941 =

700

400

10,523 + 7,349 =

18,000

400

14,376 - 843 = 

13,000

400

1,938 - 1,851 =

0

500

2,370 + 1,749 =

700

500

3,575 - 2,321 =

1,300

500

18,723 + 496 =

19,000

500

23,459 - 16,911 =

6,000

500

16,821 + 7,363 =

24,200

M
e
n
u