1
156 + 322
478
15 + 3
18
67 - 34
33
89 - 71
18
2 x 2
982 - 331
651
73 + 4
77
845 - 112
733
89 + 71
160
25, 50, 75, ____
100
1,402 - 291
1,111
81 - 40
41
632 + 193
825
7,345 - 1,925
5,420
11 x 4
44
7,832 + 1,233
9,065
57 + 24
81
6,369 + 1,355
7,724
5,851 + 3,198
9,049
10, 20, 30, ____, 50, 60
40
8,451 - 3,929
4,522
56 - 27
29
8,252 - 1,761
6,491
9,103 - 845
8,258
6 x 1,000