2/9×(7.75÷8/27-3.375+9.25×3又3/8)=?
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2/9×(7.75÷8/27-3.375+9.25×3又3/8)=?2/9×(7.75÷8/27-3.375+9.25×3又3/8)=?2/9×(7.75÷8/27-3.375+9.25×3又3/8)
2/9×(7.75÷8/27-3.375+9.25×3又3/8)=?
2/9×(7.75÷8/27-3.375+9.25×3又3/8)=?
2/9×(7.75÷8/27-3.375+9.25×3又3/8)=?
原式=2/9x[(31/4)÷(8/27)-(27/8)+(37/4)x(27/8)]
=2/9x[(31x27)/(4x8)-(27x4)/(8x4)+(37x27)/(4x8)]
=2/9x[(31x27-27x4+37x27)/(4x8)]
=2/9x(64x27/32)
=12
2/9×(7.75÷8/27-3.375+9.25×3又3/8)=?
(3.375-8分之27)乘以9分之8乘以(3又4分之3-3)=
2又4分之1×0.45+7.75÷9分之20 简便运算
计算9^8÷27^5
3.375×4/5+40%+1÷5/2
[6分之5-(8分之27×15分之9-3分之2)]÷8分之7
计算:27^2*9÷(-3)^18
简便计算;27/11+(5/8+2/27)×8 7800÷75+25-104 (5.6-1.6÷2)×2.5 8/9-(1/6+1/4)÷9/427/11+(5/8+2/27)×87800÷75+25-104(5.6-1.6÷2)×2.58/9-(1/6+1/4)÷9/4
[0.6×﹙2又3/5+27×8/9﹚]÷3/50简便计算
8/9÷(4/27乘3/8)等于多少
(1×2×4+2×4×8+3×6×12)÷(1×3×9+2×6×18+3×9×27)
简便算式:23-8|9×3|8÷1|27 (1+1|2)÷(1-1|2) 23×3|8+23×5|8
帮忙算几道小学乘除法口算题40/27÷36 8÷25/16 9/8÷27/10 6/5÷6 8×4/1 4/3÷4 4/9÷2/3 5/2÷4 5/1÷3/2 9/7×6/5 18/5÷18/5 7/4÷4/7 7÷5/7 5/1+4/1 3/8÷2 100×15/85/3÷6÷15/1 5/9×3/2÷35/18 15÷25/9×5/4 15-7/3×9/4 9/4×16/15÷6/5直
23-8/9×3/8÷1/27 0.4÷80%+5/12÷5/6 1/10×1/2+9/10÷23-8/9×3/8÷1/270.4÷80%+5/12÷5/61/10×1/2+9/10÷2简便运算
简算:(45×27×64)÷(15×9×8)
23-8/9×37.5%÷1/27简便运算
9的8次方×27的2次方÷(-3)的8次方(要步骤)大神们帮帮忙
5×1/5÷5×4/5= (8/9+2/3-2/27)×27= 4/85÷1/86=?9/17×1/7+5/17÷7= 能简算要简算