36+3.6x1.2简便计算
36+3.6x1.2的简便方法 -
36+3.6x1.2 =3.6x（10+1.2）3.6x11.2 =3.6x（10+1+0.2）36+3.6+0.72 =36+4.32 =40.32
=36+3.6+0.72 =36+4.32 =40.32
36+3.6x1.2 =3.6x（10+1.2）3.6x11.2 =3.6x（10+1+0.2）36+3.6+0.72 =36+4.32 =40.32
=36+3.6+0.72 =36+4.32 =40.32
＝3.6X（1+0.2）＝3.6+7.2 ＝10.8
应该是3.6x1.2+3.6x4.8+3.6x5吧3.6x（1.2+4.8+4）3.6 39.6
1.2*3.6+7.8*3.6+3.6,简便计算. -
1.2*3.6+7.8*3.6+3.6 = ( 1.2+7.8+1 )x 3.6 = 10 x 3.6 = 36
简便计算：3.6x1.2÷3.6x1.2 =（3.6÷3.6）×（1.2×1.2）1×1.44 =1.44
18.36÷3.6x1.2简便方法算 -
18.36/3.6x1.2 =(18.36/3.6)x1+(18.36/3.6)x0.2 =5.1+1.02 =6.12
3.6×1.2+36×0.88 =3.6x(1.2+8.8)=3.6x10 =36
用简便方法怎么算,6.4十3.6x1.2 -
6.4十3.6x1.2 =6.4+3.6x(1+0.2)=6.4+3.6+3.6x0.2 =10+.72 =10.72
13.5十16.5×1.2简便计算就是=13.5十16.5×1+16.5x0.2 =30+3.3 =33.3