9×1+1=10
9×3+3=30
9×4+4=40
9×5+5=50
9×6+6=60
9×7+7=70
9×8+8=80
9×9+9=90
9×10+10=100
9×11+11=110
9×12+12=120
9×13+13=130
9×14+14=140
9×15+15=150
9×16+16=160
9×17+17=170
9×18+18=180
9×19+19=190
9×20+20=200
9×3+3=30
9×4+4=40
9×5+5=50
9×6+6=60
9×7+7=70
9×8+8=80
9×9+9=90
9×10+10=100
9×11+11=110
9×12+12=120
9×13+13=130
9×14+14=140
9×15+15=150
9×16+16=160
9×17+17=170
9×18+18=180
9×19+19=190
9×20+20=200
