直接写得数5.4+8= 9﹣2= 9÷3×18= 3.75+1=2÷4= 9.96﹣0.98= 1×1.5= (1﹣0.2÷1)÷0.52=
15.8-(6+÷12.5%)
10-÷×1
325×0.36+6.75×36
5.6×0.375+×5.4-0.375×0.9
5.6x+4x=17.28