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(6.8%6.8x0.55)÷8.5怎么算

(6.8-6.8x0.55)÷8.5 =[6.8x(1-0.55)]÷8.5 =6.8x0.45÷8.5 =6.8÷8.5x0.45 =0.8x0.45 =0.36 谢谢,请采纳

(6.8-6.8x0.55)÷8.5 =6.8x(1-0.55)÷8.5 =6.8x0.45÷8.5 =3.06÷8.5 =0.36

(6.8-6.8 x0.55)÷8.5简便方法 =(6.8-3.74)÷8.5 =3.06÷8.5 =0.36 不能简便

6.8-6.8×0.55+8.5 =6.8-3.74+8.5 =3.06+8.5 =11.56

解答:解:15÷3=5 48+4=52 36÷6+48=54 37-4×8=5 6×4=2476-8=6852-42÷7=463×6+21=39 56-7=4966+6=728+8÷8=98×0+7=7

简便计算 (6.8-6.8×0.55)÷8.5 =6.8x(1-0.55)÷17/2 =6.8x2/17×0.45 =0.8x0.45 =0.36

6.8一6.8╳0.55的简便算法 ? 6.8一6.8╳0.55 =6.8*(1-0.55) =6.8*0.45 =3.06

原式 =(45.6+15+54.4+10)x8.88x0.55/55 =[(45.6+54.4)+15+10]x8.88x0.11 =(100+15+10)x8.88x0.11 =125x8.88x0.11 =125x8x1.11x0.11 =1000x1.11x0.11 =1110x0.11 =1110x0.1+1110x0.01 =111+11.1 =122.1

.55*2-6*4 2.20-15*0.5 3.100+150+3*15/5 4.45/3+11*2 5.(0.5/1)*3 6.8*9-3*6 7.(4-2.6)*33 8.12*3/5 9.(55-13)*3*6/3 10.14+4+(8)*3/2 11.8*9/36 12.(4/5+10)*3 13.67-1*2+88-47 14.87*3-55+6/2 15.158-63*6/2 16.5*9-8*7/2 17.55/11*4+3 18.6*...

您好: (6.8-6.8*0.55)/8.5 =6.8*(1-0.55)÷8.5 =1.7*4*0.45÷1.7÷5 =4*0.9 =3.6 如有不明白,可以追问 如有帮助,记得采纳,谢谢 祝学习进步!

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