比较下面两个积的大小:A=9.5876×1.23456,B=9.5875×1.23457,则A_B.

问题描述:

比较下面两个积的大小:A=9.5876×1.23456,B=9.5875×1.23457,则A______B.

A-B
=9.5876×1.23456-9.5875×1.23457,
=9.5875×1.23456+0.0001×1.23456-(9.5875×1.23456+9.5875×0.00001),
=0.0001×1.23456-0.001×0.95875,
=0.0001×(1.23456-0.95875),
=0.0001×0.27581,
=0.000027581,
0.000027581>0,
所以:A>B.
故答案为:>.