39×14=
62×15=
99×11=
125×4=
23×80=
212÷4=
5+0.3=
251+499=
10﹣6.5=
60÷100×1000=
0.62+0.38=
320÷40=
13.65﹣7.83=
3×5÷5×3=
1.1+9.9= 5.89-0.11= 0.15×0.3= n+3n=
2.14+0.31=
0.89-0.24=
2.4+0.9=
8-( )=2.1
0.6×100=
9.4÷10=
0.47×( )=470
15×0÷5=
5.4×5= 3.2+4.28= 8.4+3.6= 10-3.03=
0.24×0.5= 9÷100= 0.2×0.06= 2.1×4=
4.8+2=
13.4-8=
2.4+0.61=
0.84-0.48=
5.3+7.7=
3.2-2=
1-0.03=
2.38+0.7=
0.35+1.65=
6.8-1.2=