16÷x=2.5
8.4x+3x=228
1.5x-4×2.1=2.1
5(x-4.5)=40
1.8÷0.2=
0.24×3=
6.3÷0.07=
10÷0.01=
0.6-0.04=
1÷0.4=
0.32÷8=
2.7+0.43=
0.25×4=
6.9÷6.9=
1.5×4=
1.35+2.5=
1.03+3=
4.5-2.3=
0.3×0.8=
0÷5.23=
0.05×6=
5.1÷0.01=
0.61+99×0.61=
0.2×5÷0.2×5=