数学简便算式子1.5/1.5*3*(6-0.2)( 1.5*1.5*3)/6+0.24.56+37.4-219/3-0.43.5*28/4.9-2.8/0.7

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数学简便算式子1.5/1.5*3*(6-0.2)( 1.5*1.5*3)/6+0.24.56+37.4-219/3-0.43.5*28/4.9-2.8/0.7
数学简便算式子
1.5/1.5*3*(6-0.2)
( 1.5*1.5*3)/6+0.2
4.56+37.4-219/3-0.4
3.5*28/4.9-2.8/0.7

数学简便算式子1.5/1.5*3*(6-0.2)( 1.5*1.5*3)/6+0.24.56+37.4-219/3-0.43.5*28/4.9-2.8/0.7
1.5\1.5*3*6-1.5\1.5*3*0.2
( 1.5*1.5)*3/6+0.2 =1.5*2-0.2
4.56+(37.4-0.4)-219\3
5*0.7*7*4\0.7*7-4*0.7\0.7