Word Problems with Missing Numbers
Instructions: Read each word problem carefully. Write an equation using a box (☐) for the missing number, then solve it.
1. Sarah has 8 stickers. Her friend gives her some more stickers. Now she has 15 stickers. How many stickers did her friend give her?
Equation: _____________________________
Answer: ______________ stickers
2. A farmer had some chickens. He bought 12 more chickens. Now he has 20 chickens. How many chickens did he have at the start?
Equation: _____________________________
Answer: ______________ chickens
3. Tom scored some goals in the first half of the game. He scored 5 goals in the second half. He scored 13 goals altogether. How many goals did he score in the first half?
Equation: _____________________________
Answer: ______________ goals
4. Mia had 25 marbles. She gave some marbles to her brother. Now she has 18 marbles. How many marbles did she give to her brother?
Equation: _____________________________
Answer: ______________ marbles
5. There were 14 birds sitting in a tree. Some more birds flew in. Now there are 22 birds in the tree. How many birds flew in?
Equation: _____________________________
Answer: ______________ birds
6. A book has 30 pages. Jack has already read some pages. He has 11 pages left to read. How many pages has he already read?
Equation: _____________________________
Answer: ______________ pages