×0.75=2.55 ÷0.34=0.75
320×1.5= 0.32×0.15=
48÷3.2= 4.8÷15=
5.6×0.13=;
5.6×130=;
;
=(24.2+6.6-7.4)×0.5
÷ 1 × ÷ 10×
10000999 1.87×0.951.87
÷ a×1.5a÷ (a>0)