(1)2/3÷4/5=2/3×5/4=5/6米/小时(2)4/5÷2/3=4/5×3/2=6/5小时
一小时织布多少米?答:2/3÷4/5=5/6(米)织一米布需多少小时? 4/5÷2/3=6/5(小时)
2/3÷4/5=5/6 4/5÷2/3=6/5