6千米900米+3千米50米怎么用小数计算?

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6千米900米+3千米50米怎么用小数计算?6千米900米+3千米50米怎么用小数计算?6千米900米+3千米50米怎么用小数计算?1千米=1000米所以6千米900米=6.9千米,3千米50米=3.

6千米900米+3千米50米怎么用小数计算?
6千米900米+3千米50米怎么用小数计算?

6千米900米+3千米50米怎么用小数计算?
1千米=1000米
所以
6千米900米=6.9千米,3千米50米=3.05千米
6千米900米+3千米50米=6.9+3.05=9.95千米

6.9+3.05

6.9+3.05