问题
填空题
7.68÷2.5=______÷2545.7÷0.005=______÷5.
答案
7.68÷2.5,
=(7.68×10)÷(2.5×10),
=76.8÷25;
45.7÷0.005,
=(45.7×1000)÷(0.005×1000),
=45700÷5;
故答案为:76.8,45700.
7.68÷2.5=______÷2545.7÷0.005=______÷5.
7.68÷2.5,
=(7.68×10)÷(2.5×10),
=76.8÷25;
45.7÷0.005,
=(45.7×1000)÷(0.005×1000),
=45700÷5;
故答案为:76.8,45700.