Question

一道六年级简便计算题,1.25*88又6/15*8+8* 1/3*1又1/4-125%*78又2/3*8+2/5*3又1

Answer 1

1.25*8*（88+6/15）-1.25*8*（78+2/3）+8*1/3*5/4+2/5*10/3

=10*（88+6/15-78-2/3）+10/3+4/3

=10*（9+11/15）+14/3

=10*9+10*11/15+14/3

=90+22/3+14/3

=102