84÷6=14; 14 6 84 6 24 24 0; ※90÷5=16; 18 5 90 5 40 40 0; 验算: 18 ×5 90; ※64÷3=21…1; 21 3 64 6 4 3 1; 验算: 21 ×3 63 +1 64.
84÷6=14; 14 6 84 6 24 24 0; ※90÷5=16; 18 5 90 5 40 40 0; 验算: 18 ×5 90; ※64÷3=21…1; 21 3 64 6 4 3 1; 验算: 21 ×3 63 +1 64.
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