New skill
Change = paid − price
If something costs $7 and you pay with $10, the cashier gives you $3 back. That extra is your CHANGE. Subtraction: $10 − $7 = $3.
When you pay more than the price, you get money BACK as change.
New skill
If something costs $7 and you pay with $10, the cashier gives you $3 back. That extra is your CHANGE. Subtraction: $10 − $7 = $3.