99+3/4(四分之三)+199+3/4+2999+3/4+39999+3/4+1

问题描述:

99+3/4(四分之三)+199+3/4+2999+3/4+39999+3/4+1
简便计算

99+3/4(四分之三)+199+3/4+2999+3/4+39999+3/4+1
=99+199+2999+39999+四分之三 x4+1
=100-1+200-1+3000-1+40000-1+4
=100+200+3000+40000
=43300