递等式计算(能简算的要简算)7.6/(1.9*25)(2.5-1/1.25)*0.833.98-5.48-7.89-4.52500+9.9*52(8.1-5.4)/3.6+85.75.4/(3.94+0.86)*0注意:"/"=除号,“*”=乘号

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递等式计算(能简算的要简算)7.6/(1.9*25)(2.5-1/1.25)*0.833.98-5.48-7.89-4.52500+9.9*52(8.1-5.4)/3.6+85.75.4/(3.94+0.86)*0注意:"/"=除号,“*”=乘号
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

递等式计算(能简算的要简算)7.6/(1.9*25)(2.5-1/1.25)*0.833.98-5.48-7.89-4.52500+9.9*52(8.1-5.4)/3.6+85.75.4/(3.94+0.86)*0注意:"/"=除号,“*”=乘号
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

1、原式=7.6/(2*25-0.1*25)=7.6/(50-2.5)=7.6/47.5=0.16
2、原式=2.5*0.8-0.8*0.8=2-0.64=1.36
3、原式=(33.98-7.89)-(5.48+4.52)=26.09-10=16.09
4、原式=500+10*52-0.1*52=500+520-5.2=1014.8
5、原式=(9-6)/4+85.7=0.75+85.7=86.45
6、原式=0