Частина 1. Номер 71
26 + 30 = 56;
56 - 26 = 30;
56 - 30 = 26;
40 + 60 = 100;
100 - 40 = 60;
100 - 60 = 40;
32 + 4 = 36;
36 - 32 = 4;
36 - 4 = 32.
26 + 30 = 56;
56 - 26 = 30;
56 - 30 = 26;
40 + 60 = 100;
100 - 40 = 60;
100 - 60 = 40;
32 + 4 = 36;
36 - 32 = 4;
36 - 4 = 32.