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2-step addition word problems within 100


Lucky has a bag of gold coins. She hides 21 gold coins in the backyard and 14 gold coins in the kitchen. Lucky still has 13 coins to hide.
How many gold coins were in Lucky's bag at the start?
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3/5
  • a simplified improper fraction, like 7/4
  • a mixed number, like 1 3/4
  • an exact decimal, like 0.75
  • a multiple of pi, like 12 pi or 2/3 pi
gold coins