问题
解答题
计算：0.365×640+3
|
答案
0.365×640+3
×36.5+365×0.011 2
=365×0.64+3.5×36.5+365×0.01，
=365×0.64+0.35×365+365×0.01，
=（0.64+0.35+0.01）×365，
=1×365，
=365．
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计算：0.365×640+3
|
0.365×640+3
×36.5+365×0.011 2
=365×0.64+3.5×36.5+365×0.01，
=365×0.64+0.35×365+365×0.01，
=（0.64+0.35+0.01）×365，
=1×365，
=365．