Частина 1. Номер 65
43 + 7 = 50;
52 + 8 = 60;
60 – 8 = 52;
40 – 3 = 37;
5 + 7 – 3 = 9;
4 + 8 – 5 = 7;
54 – (4 + 6) = 44;
45 – (32 – 11) = 24.
43 + 7 = 50;
52 + 8 = 60;
60 – 8 = 52;
40 – 3 = 37;
5 + 7 – 3 = 9;
4 + 8 – 5 = 7;
54 – (4 + 6) = 44;
45 – (32 – 11) = 24.