题目内容

0.12+0.12+0.12+0.12=________×________=________．

0.12    4    0.48
分析：根据小数乘法的意义：求几个相同加数的和的简便运算，直接填出，然后运用小数乘法的计算法则计算即可．
解答：根据小数乘法的意义：
0.12+0.12+0.12+0.12=0.12×4=0.48．
故答案为：0.12，4，0.48．
点评：此题综合考查了小数乘法的意义和小数乘法的计算法则．
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我会直接写得数。
0.12÷0.3= 2.4÷0.03= 0÷6.4=
0.18÷0.6= 1.5÷30= 6.3÷0.09=
0.63÷2.1= 0.45÷0.9=

0.64÷8=

10÷0.01= 3.5÷0.07= 1.25×0.08=
0.85×0.1= 0.7÷0.14= 0.85÷1.7=
0.34÷0.2= 2.9×2.7÷2.7= 0.0018÷6=
0.4÷0.4÷0.25= 0.3÷0.3×0.3÷0.3=

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