Номер 26

34 + 7 = (34 + 6) + 1 = 40 + 1 = 41;

73 – 45 = (73 – 3) – 40 – 2 = 70 – 40 – 2 = 28;

62 – 5 = (62 – 2) – 3 = 60 – 3 = 57;

56 – 17 = (56 – 6) – 10 – 1 = 50 – 10 – 1 = 39;

55 + 8 = (55 + 5) + 3 = 60 + 3 = 63;

22 + 29 = (22 + 8) + 20 + 1 = 30 + 20 + 1 = 51;

43 – 9 = (43 – 3) – 6 = 40 – 6 = 34;

48 + 36 = (48 + 2) + 30 + 4 = 50 + 30 + 4 = 84;

17 + 15 = (17 + 3) + 12 = 20 + 12 = 32;

93 – 27 = (93 – 3) – 20 – 4 = 90 – 20 – 4 = 66.

Коментарі

Всього коментарів: 0

MOBSTER START