Let's solve each of the
mixed word problems step by step and explain the reasoning behind each solution.
---
Problem 1:
> There are 36 children in class one, 8 more joined. How many children are there in class one?
Step-by-step:
- Initial number of children = 36
- Number of children who joined = 8
- Total children now = 36 + 8 =
44
✔ Answer: 44
> The image already shows this addition:
> ```
> 36
> + 8
> ----
> 44
> ```
---
Problem 2:
> There are 34 birds on a tree. 5 birds laid eggs. How many did not lay eggs?
Step-by-step:
- Total birds = 34
- Birds that laid eggs = 5
- Birds that did
not lay eggs = 34 - 5 =
29
✔ Answer: 29
> This is a subtraction problem:
> 34 - 5 = 29
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Problem 3:
> There are 40 cars on the road. 13 more drive into the road. How many cars are there on the road now?
Step-by-step:
- Initial cars = 40
- Cars added = 13
- Total cars now = 40 + 13 =
53
✔ Answer: 53
> Addition:
> 40 + 13 = 53
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Problem 4:
> A book contains 98 pages. Arun read 74 pages. How many pages does he have to read now?
Step-by-step:
- Total pages = 98
- Pages read = 74
- Pages left to read = 98 - 74 =
24
✔ Answer: 24
> Subtraction:
> 98 - 74 = 24
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Problem 5:
> Mona has 32 pens. She gives 9 pens to Amit. How many pens does she have now?
Step-by-step:
- Pens Mona had = 32
- Pens given away = 9
- Pens left = 32 - 9 =
23
✔ Answer: 23
> Subtraction:
> 32 - 9 = 23
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✔ Final Answers:
| Problem | Answer |
|--------|--------|
| 1 | 44 |
| 2 | 29 |
| 3 | 53 |
| 4 | 24 |
| 5 | 23 |
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🔍 Summary:
These problems test basic
addition and subtraction skills using real-life scenarios.
-
Addition is used when something is
added (e.g., children joining, cars arriving).
-
Subtraction is used when something is
taken away or removed (e.g., birds laying eggs, giving pens, reading pages).
Let me know if you'd like these written out in the worksheet format!
Parent Tip: Review the logic above to help your child master the concept of addition and subtraction worksheet for 3rd grade word problems.
