题目内容
5.6×101= ×100+ ;0.88×99+0.88= × .
考点:运算定律与简便运算
专题:运算定律及简算
分析:5.6×101,0.88×99+0.88运用乘法分配律进行简算.
解答:
解:5.6×101=
=5.6×100+5.6
=560+5.6
=565.6
0.88×99+0.88
=0.88×(99+1)
=0.88×100
=88
故答案为:5.6,5.6,0.88,100.
=5.6×100+5.6
=560+5.6
=565.6
0.88×99+0.88
=0.88×(99+1)
=0.88×100
=88
故答案为:5.6,5.6,0.88,100.
点评:此题考查的目的是理解乘法分配律的意义,并且能够灵活运用乘法分配律进行简便计算.
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