第1个回答 2021-07-04
关于99×39+39这个算式进行简便的解答,详细的操作如下:
99×39+39
=39×(99+1)
=39+100
=3900
第2个回答 2021-07-05
这个算式99×39+39的简便计算,具体的解答方法如下:
99×39+39
=(99+1)×39
=100×39
=3900
第3个回答 2021-07-05
99×39+39
=99×39+39×1
=39×(99+1)
=39×100
=3900
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第4个回答 2021-07-05
99×39+39简便运算的话,先把后面那个39写成39×1,再用乘法分配律简便运算
99×39+39
=99×39+39×1
=39×(99+1)
=39×100
=3900
第5个回答 2021-07-05
简便计算就是,原式:
=(99+1)×39
=100×39
=3900