7.2-7.2*0.72-7.2*0.27
6个回答
7.2-7.2× 0.72-7.2× 0.27
=7.2× (1-0.72-0.27)
=7.2× 0.01
=0.072
相关问题
7.2-7.2*0.36-0.72*6.3巧算
(-2)-(-5)+(-9)-(-7) (-32)-(-27)-(-72)-87 0-(+9)-(-18)+(-9)
68×0.99 7.2×1.02 3.72-【1.72+1.3】 7.7×7+7.7+2×7.7 简便计算.
3.75*7.2+63.5*0.72-0.01*72
2.7×0.63+2.7×0.27能不能简算
1、0.64*7.2+3.6*2.72
下列各式:①(-7)+(-7)=0; ②(-3)2=-9; ③(-2)3=-6;④-33=-27,⑤
6.27+3.28= 3.7+0.5= 5.7-2= 0.26-0.16= 0.6+0.7= 3.7-0.5= 6.8+
2.7*1.3=()*0.13=0.27*()=0.027*()=()*0.013