At the arcade Dave had won 36 tickets. He used some tickets to buy toys. If he still has 14 tickets left How many tickets did Dave use to buy toys?
1. Dave had won 36 tickets.
2. Dave used some tickets to buy toys.
3. If he still has 14 tickets left, how many tickets did Dave use to buy toys?

We know that Dave had won 36 tickets, and we know that he still has 14 tickets left. So, we can say that Dave used 36 - 14 = 22 tickets to buy toys.