He wants to buy a $60 game and $5 of candy so 60 + 5 = $<<60+5=65>>65
He will make $8 per hour of babysitting and will work 9 hours so 8 * 9 = $<<8*9=72>>72
He made $72 and spent $65 so 72-65 = $<<72-65=7>>7 left over
#### 7