3.8×5.46+7.2×5.46-5.46怎样简算?4.6×2.02怎样简算?
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3.8×5.46+7.2×5.46-5.46怎样简算?4.6×2.02怎样简算?
3.8×5.46+7.2×5.46-5.46怎样简算?4.6×2.02怎样简算?
3.8×5.46+7.2×5.46-5.46怎样简算?4.6×2.02怎样简算?
3.8×5.46+7.2×5.46-5.46
=5.46×(3.8+7.2-1)
=5.46×10
=54.6;
4.6×2.02
=4.6×(2+0.02)
=9.2+0.092
=9.292
3.8×5.46+7.2×5.46-5.46
=5.46X(3.8+7.2-1)
=5.46X10
=54.6
4.6×2.02
=4.6X(2+0.02)
=4.6X2+4.6X0.02
=9.2+0.092
=9.292
3.8×5.46+7.2×5.46-5.46
=5.46(3.8+7.2-1)
=5.46*10
=54.6
4.6×2.02
=4.6*2*(1+0.01)
=9.2+0.092
=9.292
3.8×5.46+7.2×5.46-5.46
=5.46x(3.8+7.2-1)
=5.46x10
=54.6
4.6×2.02
=4.6x2+4.6x0.02
=9.2+0.092
=9.292
5.46x(3.8+7.2-1)=54.6,4.6x2+4.6x0.02
3.8×5.46+7.2×5.46-5.46
=(3.8+7.2)*5.46-5.46
=11*5.46-5.46
=(11-1)*5.46
=10*5.46
=54.6
4.6×2.02
=(4.6+0.4-0.4)*2.02
=5*2.02-0.4*2.02
=10.1-0.808
=9.292
3.8×5.46+7.2×5.46-5.46怎样简算?4.6×2.02怎样简算?
5.46乘3.7+5.46乘7.3-5.46怎样算简便
3.8×0.23=? 1.55×0.22=? 5.46×0.5=?2.6×3.8=? 0.34×0.8=?
18.46-(5.46-3.78)
18.03+5.46+( )=29.3
9.78+5.46--3.78 用简便方法计算
5.46保留三位小数约是
5.46除以0.78=()除以()
9.87+5.46-6.63的简便运算
5.46+7.07+4.54+1.93用简便方法怎么计算?
11.46+8.2-5.46+12.8用简便算法怎么算
5.46×9.9+0.546用简便方法计算要过程
18.03+5.46+( )=29.3求括号里的数
3.8×1.28-0.2+7.2×1.25要方法!
7.2乘以6.1+3.8除以0.197.2×6.1+3.8÷0.19
将5.46的小数点去掉这个数扩大( )急快我们今晚要将5.46的小数点去掉这个数扩大( )
把( )缩小为它的一千分之一是0.35,把5.46( )得把( )缩小为它的一千分之一是0.35,把5.46( )得到5460
4.6*3.1-3.1*5.46简便计算0.678*10.1-6.7 0.96*54+0.46*96的简便计算