Addition
7 + 7
14
50 - 40
10
6, ___, 18, 24
12
3, __, ___, 12
6, 9
5,293 x 0
0
30 + 20
50
82 - 48
34
30, ____, ____, 48
36, 42
12, ___, ___,
15, 18,
840 x 1
840
7 + 8 + 2
17
5
48, ___, ___, ___,
54, 60, 66,
18, ___, ___, ___
21, 24, 27
4 x 8
32
20 + 13 + 7
40
68 - 29
39
72, ___, ___, ___, ___
78, 84, 90, 96
30, ___, ____, 39, ____, ____,
33, 36, 42, 45
6 x 8
48
357 + 289
646
743 - 588
155
90, __, ___, ___, ___, ___, 126
96, 102, 108, 114, 120
51, ___, ____, ___, 63, ___ 69, ____
54, 57, 60, 66, 72
10 x 10
100