Реши примеры: 54:6, 4·9, 9·7, 63:7, 28:7, 4·8, 7·8, 72:9, 9·7, 8·8, 3·7, 32:8, 16:2, 7·3, 10:2, 40:5, 6·4, 45:5, 9·3, 21:3, 72:8, 6:3, 30:5, 4·7, 16:4, 10:5, 2·6, 6·7, 30:6.

54 : 6 = 9; 4 · 9 = 36; 9 · 7 = 63; 63 : 7 = 9; 28 : 7 = 4; 4 · 8 = 32; 7 · 8 = 56; 72 : 9 = 8; 9 · 7 = 63; 8 · 8 = 64; 3 · 7 = 21; 32 : 8 = 4; 16 : 2 = 8; 7 · 3 = 21; 10 : 2 = 5; 40 : 5 = 8; 6 · 4 = 24; 45 : 5 = 9; 9 · 3 = 27; 21 : 3 = 7; 72 : 8 = 9; 6 : 3 = 2; 30 : 5 = 6; 4 · 7 = 28; 16 : 4 = 4; 10 : 5 = 2; 2 · 6 = 12; 6 · 7 = 42; 30 : 6 = 5.