Question

Jerome bought eight packs of baseball cards at a garage sale. Each pack had 10 cards. He gave his younger sister three cards from each pack. How many cards does Jerome have left?

Answer 1

56 cards left
10 cards in each pack (8 packs)
3 cards taken away from 8 packs is a total of 24 cards taken away.
8 times 10 is 80. 80 total cards.
80 take away 24 is 56.