azonosság 1.
72 * 76 =
78
137 : 135 =
132
(32)4 =
38
48 * 38 =
128
307 : 157 =
27
54 * 57 =
511
2319 : 2318 =
23
(53)7 =
521
113 * 83 =
883
128 : 48 =
38
23 * 26 * 2 =
210
179 : 1711 =
17-2
(67)8 =
656
35 * 85 =
245
457 : 97 =
57
103 * 105 * 100 =
1010
10 000 000 : 104 =
103
(115)-2 =
11-10
23 * 63 * 53 =
603
364 : 81 =
124
8 * 16 * 2 =
28
81 : 33 =
3
(3-4)-5
320
8 * 73 * 53 =
703
256 : 43 =
22 = 4