问题 填空题

把除数变成整数,使各式的商不变,请在横线里填上合适的数

(1)21÷0.7=______÷______=______

(2)3÷0.15=______÷______=______

(3)0.36÷4.8=______÷______=______

(4)7.8÷0.3=______÷______=______

(5)1.2÷0.125=______÷______=______.

答案

(1)21÷0.7=210÷7=30;

(2)3÷0.15=300÷15=20;

(3)0.36÷4.8=3.6÷48=0.075;

(4)7.8÷0.3=78÷3=26;

(5)1.2÷0.125=1200÷125=9.6.

故答案为:210,7,30;300,15,20;3.6,48,0.075;78,3,26;1200,125,9.6.

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