Сторінки 81 - 100 » Стр.90 (9)
24 : 3 – 5 = 8 – 5 = 3; 21 : 3 + 5 = 7 + 5 = 12 12 : 3 + 0 = 4; 3 · 6 – 4 = 18 – 4 = 14 14 : 2 + 14 = 7 + 14 = 21; 4 · 2 + 16 = 8 + 16 = 24
24 : 3 – 5 = 8 – 5 = 3; 21 : 3 + 5 = 7 + 5 = 12 12 : 3 + 0 = 4; 3 · 6 – 4 = 18 – 4 = 14 14 : 2 + 14 = 7 + 14 = 21; 4 · 2 + 16 = 8 + 16 = 24