465 people ran a marathon. 189 people got lost and 121 dropped out. How many people completed the marathon?

At the fair, Fred wants to ride a rollercoaster that costs 16 tickets, a bumper car that costs 21 tickets, and a merry-go-round that costs 17 tickets. He had 26 tickets, but lost 5 of them on a ride. How many more tickets does he need?

Nancy found 60 seashells on the beach. She gave 12 to her friends. She lost 15 before she made it home. How many seashells does she have now?

Fred wants different colour plates for his birthday. He wants to get 96 red plates, 84 orange plates, and some black plates. In total, he wants 252 plates. How many black plates should he get?

Dan had 786 blue balloons. He gave Nancy 502 of the balloons and 37 balloons popped. How many blue balloons are left?

Emma had 179 stamps in her stamp album. She gave 134 stamps to her friends and then bought 67 more. How many stamps does Emma have in her album now?

Joan likes to collect coins. Joan got 18 coins from her brother, 32 coins from her mother, as well as 27 coins from Keith. However, she then lost 31 coins. How many coins does Joan have in her piggybank?

An apple tree had 500 apples. Benny picked 126 apples and Sandy picked 113 apples from the apple tree. How many apples were left on the tree?

For football season, a coach decided to buy 36 balls, 25 pairs of shorts, as well as 33 pairs of football boots. In total, how many items were bought?

Sara had 235 wolf stickers. She gave 49 stickers to John, 71 stickers to her sister and an additional 42 stickers to Mike. How many stickers does she still have?

Sam had 46 classmates. 12 of them went to a new school and then 16 new children joined the class. How many children are in Sam's class now?

Sam has £10 in his piggy bank. He spends £2 on sweets and £7.50 on comics. How much money does he have left?