1. Seth had forty-two marbles but lost fifteen of them. How many marbles does Seth have now??
2. Ida had 37 marbles. She gave Jimmy 13 marbles. How many marbles does Ida have now??
3. Trinity picked 48 apples, and gave 14 apples to Skye. How many apples does Trinity have now?
4. Alexis had fifty-five dimes until she spent thirty-eight of them. How many dimes does Alexis have now?
5. Thirty-one children were wearing hats. Twelve children took their hats off. How many children are still wearing their hats?
6. Alvin grew seventy-nine carrots, but the rabbits ate thirty-four carrots. How many carrots does Alvin have left?
7. There were thirty-two books on the shelf. Zander took eighteen books from the shelf. How many books are there now?
8. Twenty ducks were swimming in the pond. Thirteen ducks flew away. How many ducks are still swimming in the pond?