Let's solve each word problem step by step and explain the solution.
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1. Alex picked 4 seashells. Sam picked 5 seashells. Sarah picked 3 seashells. How many seashells did they pick altogether?
Solution:
We need to add the number of seashells each person picked:
- Alex: 4
- Sam: 5
- Sarah: 3
Add them together:
4 + 5 + 3 =
12
✔ Answer: They picked
12 shells altogether.
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2. There were 5 kittens in the house. 4 kittens ran out of the house to play. How many kittens are left in the house?
Solution:
Start with the total number of kittens: 5
Subtract the ones that ran out: 4
5 - 4 =
1
✔ Answer: There are
1 kitten left in the house.
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3. Toru has 18 marbles. Momo has 7 marbles less than him. How many marbles does Momo have?
Solution:
Toru has 18 marbles.
Momo has 7 fewer, so subtract 7 from 18:
18 - 7 =
11
✔ Answer: Momo has
11 marbles.
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4. Jessy had 10 chocolate cookies and 6 vanilla cookies. She gave 8 cookies to her friends. How many cookies does she have now?
Solution:
First, find the total number of cookies Jessy originally had:
- Chocolate: 10
- Vanilla: 6
10 + 6 =
16 cookies total
She gave away 8 cookies:
16 - 8 =
8
✔ Answer: Jessy has
8 cookies now.
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Final Answers:
1. They picked
12 shells altogether.
2. There are
1 kitten left in the house.
3. Momo has
11 marbles.
4. Jessy has
8 cookies now.
Let me know if you'd like this formatted for printing or as a filled-in worksheet!
Parent Tip: Review the logic above to help your child master the concept of addition and subtraction word problems worksheet for grade 1.
