0.1+0.2+0.3---+010+011+012---+0.99+0.100

问题描述:

0.1+0.2+0.3---+010+011+012---+0.99+0.100

0.1+0.2+0.3---+010+011+012---+0.99+0.100
=(0.1+0.2+0.3+---+0.9)
+(0.10+0.11+0.12---+0.99)
+0.100
=4.5+49.05+0.1
=53.65