Addition
246 + 176
421
500 - 275
225
6 x 7
42
36 divided by 6
6
34 rounded to the nearest ten.
30
389 + 258
647
432 - 289
143
8 x 9
72
49 divided by 7
7
67 rounded to the nearest ten.
70
456 + 237
693 (Yes, you need to regroup)
600 - 248
352 (Yes, you need to regroup)
12 x 5
60
81 divided by 9
9
123 rounded to the nearest hundred.
100
568 + 457
1,025
800 - 467
333
15 x 3
45
56 divided by 8
7
456 rounded to the nearest ten.
460
999 + 1
1,000 (no regrouping needed)
1,000 - 999
1
25 x 4
100
54 divided by 9
6
789 rounded to the nearest hundred.
800