-x=3.9
x÷=1.5
×x=7.2
23.2÷241.5÷1.4 4.08÷0.870.87×4.08
7×3.5= 2.5×0.8= 0.7×0.54= 8.7×0.02=
3.3÷0.01= 1.44÷12= 59 ÷1.7= 0.48÷1.6=
6.8×0.01=
12.5×0.8=
12÷60=
0.01÷0.1=
0.56÷0.7=
1.8÷0.6=
500×0.4=
0.75×0÷8.75=
8.1÷0.03= +3= ×= ﹣=
×= 134﹣18= ×0÷3= 7.45+8.55=