3+5.8+11.49*5.8+11.49+17.34-3+5.8+11.49+17.34*5.8+11.49

1个回答

  • 3+5.8+11.49*5.8+11.49+17.34-3+5.8+11.49+17.34*5.8+11.49

    =3+5.8-3+5.8+11.49*5.8+11.49+11.49+11.49 +17.34+17.34*5.8

    =5.8+5.8+11.49*(5.8+1+1+1)+17.34+17.34*5.8

    =11.49*8.8+5.8*(1+1+17.34)+17.34

    =11.49*8.8+5.8*19.34+17.34

    我只能做到这里啦,下面就没法简算啦.

    可能其他知友有更好的方法.