88点88乘777点78加44点4乘222点22加177点76乘55点555的简便运算

问题描述:

88点88乘777点78加44点4乘222点22加177点76乘55点555的简便运算

是44.44
88.88×777.78+44.44×222.22+177.76×55.555
=88.88×777.78+88.88×111.11+88.88×111.11
=88.88×(777.78+111.11+111.11)
=88.88×10000
=888800