0.65*6.4-6.5*0.54+6.5*0.99用简便运算怎么算急
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0.65*6.4-6.5*0.54+6.5*0.99用简便运算怎么算急0.65*6.4-6.5*0.54+6.5*0.99用简便运算怎么算急0.65*6.4-6.5*0.54+6.5*0.99用简便运
0.65*6.4-6.5*0.54+6.5*0.99用简便运算怎么算急
0.65*6.4-6.5*0.54+6.5*0.99用简便运算怎么算
急
0.65*6.4-6.5*0.54+6.5*0.99用简便运算怎么算急
原式=6.5×0.64-6.5×0.54+6.5×0.99
=6.5×(0.64-0.54+0.99)
=6.5×1.09
=7.085
0.65*6.4-6.5*0.54+6.5*0.99
=6.5*0.64-6.5*0.54+6.5*0.99
=6.5*(0.64-0.54+0.99)
=6.5*(0.10+0.99)
=6.5*1.09
=6.5*1+6.5*0.09
=6.5+0.585
=7.085
0.65*6.4-6.5*0.54+65*90%简便方法计算
0.65*6.4-6.5*0.54+6.5*0.99用简便运算怎么算急
0.65乘以6.4减6.5乘以0.54加65乘以9%
0.65乘以6.4减6.5乘以0.54加65乘以9%
6.5*99+0.65*10
0.65+10.9*6.5简便
简算10.1×6.5-0.65
0.65*6.4-0.65*5.4简便算法
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小学六年级 数学 简便计算 请详细解答,谢谢! (12 21:16:58)2004乘20032003-2002乘200420040.65乘6.4-6.5乘0.54+65乘0.099999+999+99+9+566乘44除(11乘11)
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0.65*47+6.5*5.3用简便算法怎么算
截止阀J23W-6.4C中6.
2(x-0.54)-3.8=6.4解方程,最好有过程,