> 数学 >
递等式计算(能简算的要简算)
7.6/(1.9*25)
(2.5-1/1.25)*0.8
33.98-5.48-7.89-4.52
500+9.9*52
(8.1-5.4)/3.6+85.7
5.4/(3.94+0.86)*0
注意:"/"=除号,“*”=乘号
人气:196 ℃ 时间:2019-12-11 05:35:40
解答
7.6/(1.9*25)
=7.6/1.9*25
=4*25
=100
(2.5-1/1.25)*0.8
=(2.5-0.8)*0.8
=1.36
33.98-5.48-7.89-4.52
=26.09-10
=16.09
500+9.9*52=1014.8
(8.1-5.4)/3.6+85.7
=2.7+85.7
=88.4
5.4/(3.94+0.86)*0
=0
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