1994.5*79+0.24*790+244.9
6个回答
原式=1994.2*79+2.4*79+3.1*79
=(1994.2+2.4+3.1)*79
=2000*79
=2000*80-2000
=160000-2000
=158000
相关问题
2/1又1994乘79+20/11乘790+244.9简便怎么算
199412×79+790×625+244.9.
1994又2分之1×79+79×2又5分之2+244.9
33338又9分之一*79+790*6666又4分之一
0.79*0.46+7.9*0.24+11.4*0.079怎样简便运算?
0.79×0.46+7.9×0.24+11.4×0.079
0.79*0.46+7.9*0.24+11.4*0.079怎样简算
计算:333387[1/2]×79+790×66661[1/4].
计算:333387[1/2]×79+790×66661[1/4].
1:7·5*23+31*2·52:0·79*0·46+7·9*0·24+11·4*0·0793:0·9999*0·7+0