Addition and Subtraction word problems worksheet from Skoolon.com.

Here is the solution to each of the 5 word problems on the worksheet, with clear explanations:

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Problem 1:
*There are 36 children in class one, 8 more joined. How many children are there in class one?*

✔ Operation: Addition — because more children *joined*, so we add.

Calculation:
36 + 8 = 44

✔️ Answer: 44 children

*(The worksheet already shows this correctly solved with column addition.)*

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Problem 2:
*There are 34 birds on a tree. 5 birds laid egg. How many did not lay eggs?*

✔ Operation: Subtraction — we start with total birds and subtract those who laid eggs to find how many did *not*.

Calculation:
34 – 5 = 29

✔️ Answer: 29 birds

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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?*

✔ Operation: Addition — “more drive in” means we add to the original number.

Calculation:
40 + 13 = 53

✔️ Answer: 53 cars

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Problem 4:
*A book contains 98 pages. Arun read 74 pages. How many pages does he have to read now?*

✔ Operation: Subtraction — we subtract the pages he has read from the total to find how many are left.

Calculation:
98 – 74 = 24

✔️ Answer: 24 pages

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Problem 5:
*Mona has 32 pens. She gives 9 pens to Amit. How many pens does she have now?*

✔ Operation: Subtraction — giving away pens means her total decreases.

Calculation:
32 – 9 = 23

✔️ Answer: 23 pens

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✔ Final Answers:

1) 44
2) 29
3) 53
4) 24
5) 23

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💡 Teaching Tip:

These problems help students identify whether to add or subtract based on context:
- Add when things are *increasing* (joining, driving in, adding).
- Subtract when things are *decreasing* or you’re finding what’s *left* (giving away, reading part of a whole, excluding a group).

Let me know if you’d like these written out in column format for practice!