汽车销量从10.7million降到9.3.THe decrease was closest to what percent?1% 13% 14% 15% 20%像这种题怎么做,怎么列算式

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汽车销量从10.7million降到9.3.THe decrease was closest to what percent?1% 13% 14% 15% 20%像这种题怎么做,怎么列算式

汽车销量从10.7million降到9.3.THe decrease was closest to what percent?1% 13% 14% 15% 20%像这种题怎么做,怎么列算式
汽车销量从10.7million降到9.3.THe decrease was closest to what percent?
1% 13% 14% 15% 20%
像这种题怎么做,怎么列算式

汽车销量从10.7million降到9.3.THe decrease was closest to what percent?1% 13% 14% 15% 20%像这种题怎么做,怎么列算式
(10.7-9.3)/10.7*100%=13.1%
选B
用减少的量除以与拿来的量就好

外国的数学不是应该弱爆了么……
(10.7-9.3)/10.7=13

(10.7-9.3)/10.7= 0.13
方法:变化的/原来的=变化率

(10.7-9.3)/10.7*100%=13.1%
选B
用减少的量除以与拿来的量就好