Addition without regrouping
1,192 + 5,307
6,499
5,919 + 4,672
10,591
9,304 - 5,202
4,102
9,513 - 6,722
2,791
7,821 + 2,157
9,978
3,777 + 6,018
9,795
8,745 - 6,532
2,213
8,467 - 2,839
5,628
8,372 + 1,517
9,889
6,789 + 2,819
9,541 - 7,130
2,411
4,691 - 1,985
2,706
8,979
3,457 + 2,718
6,175
9,617 - 3,205
6,412
7,624 - 6,952
672
2,618 + 2,351
4,969
1,909 + 2,789
4,698
5,809 - 1,407
4,402
3,206 - 2,931
275