Zadanie 1.
1 + = 17 = 29 -
1 + = 4 = 85 -
25 + = 69 = 81 -
31 + = 34 = 43 -
30 + =45 = 70 -
24 + = 28 = 77 -
13 + = 15 = 27 -
46 + = 49 = 85 -
17 + = 67 = 89 -
34 + = 50 = 86 -
Zadanie 2.
16 + = 20
48 + = 90
24 + = 25
38 + = 55
36 + 7 =
44 + = 73
+ 38 = 65
43 + = 84
+ 52 = 77
Zadanie 3.
20 + 17 + 9 = ...................................
30 + 38 + 5 =....................................
16 + 20 + 8 =.....................................
47 + 40 + 7 = ....................................
36 + 8 + 40 = ....................................
23 + 25 + 9 = ...................................
53 + 24 + 13 = .................................
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