计算(112233-112.333)除以(224466-224.666)是怎么算的

问题描述:

计算(112233-112.333)除以(224466-224.666)是怎么算的

(112233-112.333)÷(224466-224.666)
=[(112233-112.333)÷112233]÷[(224466-224.666)÷112233]
=(112233÷112233-112.333÷112233)÷(224466÷112233-224.666÷112233)
=(1-0.001)÷(2-0.002)
=0.999÷1.998
=0.5