Question

负五又六分之五减12又三分之二减六又二分之-加十五又四分之三？

Answer 1

一5又5/6一12又2/3一6又1/2+15又3/4

=一6+1/6一13+1/3一6一1/2

+15+3/4

=(一6一13一6+15)+(1/6+1/3

一1/2+3/4)

=一10+(2/12+4/12一6/12+9/12)

=一10+3/4

=一9又1/4。

Answer 2

一5又5/6一12又2/3一6又1/2+15又3/4
=一6+1/6一13+1/3一6一1/2
+15+3/4
=(一6一13一6+15)+(1/6+1/3
一1/2+3/4)
=一10+(2/12+4/12一6/12+9/12)
=一10+3/4
=一9又1/4。