3x﹣4×6.5=7.6 12.5x+x=108 *x-9.42=12.56
100-x=58.9 3(x-2.1)=8.4 *9.6÷x=3
3.2×3=
0.6×0.5=
8.8÷0.4=
0.65+0.14×0=
0.75÷0.5=
5.3×4=
32+1=
7.2-7.2×0.1=