递等式计算.198.6-198.3+198-197.7+……+1.2-0.9+0.6-0.3=递等式计算
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递等式计算.198.6-198.3+198-197.7+……+1.2-0.9+0.6-0.3=递等式计算
递等式计算.
198.6-198.3+198-197.7+……+1.2-0.9+0.6-0.3=
递等式计算
递等式计算.198.6-198.3+198-197.7+……+1.2-0.9+0.6-0.3=递等式计算
可以两两减
=(198.6-198.3)+(198-197.7)+……+(0.6-0.3)
=0.3+0.3+……+0.3
=0.3×331
=99.3
1.01÷0.125
=(1.01×8)÷(0.125×8)=8.08÷1
=8.08
1.62×4.8÷1.6
=1.62×(4.8÷1.6)=1.62×3
=4.86