Sarah borrowed 12 books from the library. She returned 4 books and then borrowed 3 more. How many books does she have now?
12 - 4 + 3 = 11
Jake invites some friends to his birthday party. Lucy brought 2 balloons, Nancy brought 5 balloons and Jake had 10 balloons himself. How many balloons are there in total?
2 +5 + 10 = 20
Maria planted 15 flowers in her garden. Later, she planted 5 more flowers and gave away 4 to her neighbor. How many flowers does she have left?
15 + 5 - 4 = 16 flowers
Emma bought 8 apples and 5 oranges. She gave 3 apples to her friend. How many pieces of fruit does she have now?
8 + 5 - 3 = 10 fruits
Oliver has 10 pencils. He buys 6 more pencils, he gives Jame 3 pencils. How many pencils does he have now?
10 + 6 -3 = 13 pencils
