Частина 2. Номер 362

47 • 2 = (40 + 7) • 2 = 80 + 14 = 94;

41 • 2 = (40 + 1) • 2 = 80 + 2 = 82;

27 • 3 + 457 = (20 + 7) • 3 + 457 = 60 + 21 + 457 = 538;

933 – 33 • 3 = 933 – (30 + 3) • 3 = 933 – 90 – 9 = 834;

49 • 2 + 23 • 4 = (40 + 9) • 2 + (20 + 3) • 4 = 80 + 18 + 80 + 12 = 160 + 30 = 190;

32 • 2 – 17 • 3 = (30 + 2) • 2 – (10 + 7) • 3 = 60 + 4 – (30 + 21) = 64 – 51 = 13.

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