(10-9/2÷3)×2/5
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/26 04:24:01
x)04е7:Xt#}S"}LA;bՂmZƚZ(FH"&@>igb_\g ٳ+R
(10-9/2÷3)×2/5
(10-9/2÷3)×2/5
(10-9/2÷3)×2/5
(10-9/2÷3)×2/5
=(10-9/2*1/3)*2/5
=(10-3/2)*2/5
=4-3/5
=3.4
(10-9/2÷3)×2/5
2/5×(3/4+1/5)÷9/10
(3/4 + 1/5) * 10/3 ÷ 9/2
-5/3×(0.5-2/3)÷10/9
10÷9÷8÷7÷6÷5÷4÷3÷2 添括号 结果为整数 尽可能小
(3/10-2/3*9/40)÷(3/5+9/10)简便算法
1÷2/1÷3/2÷4/3÷5/4÷6/5÷7/6÷8/7÷9/8÷10/9简便算法
1÷2/1÷3/2÷4/3÷5/4÷6/5÷7/6÷8/7÷9/8÷10/9=?
1÷(1÷2)÷(2÷3)÷(3÷4)÷.÷(8÷9)÷(9÷10)=?
1+2+3+4+5+6+7+8+9+10÷11÷12×0=?
13/11÷26= 5/8×5= 3/2÷2/3= 8/15×9/10= 5/8×4/15=9/10÷12/5= 21×3/35= 45÷9/5×2/81= 9×5/6÷5/12= 30÷2/3÷4/5= 5/9×11/3×1/2= 3/7÷7/13×14/9= 4/7×28÷1/10=
4/7÷4/5= 1÷7/9= 2-4/9= 4/9×4/7= 3/10÷9/10=
3/5-3/7+2/5-4/7 1/2+9/20÷9/10-5/8能不能简便运算?3/5-3/7+2/5-4/7 1/2+9/20÷9/10-5/8简便
9分之5×10分之3+7分之2÷5分之2简算
(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5(4/3-5/3)÷10/7 (3/2+9/2)÷21/20 1-14/5÷7/5 4/1÷(3/2+2/1)×5/4
计算:(2×10^-5)^2÷(3×10^-2)^-2
用简便方法计算:(1/90)÷(2/3-4/5+2/9-3/10)
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