4th Grade Math Worksheets - Free Printable
Educational worksheet: 4th Grade Math Worksheets. Download and print for classroom or home learning activities.
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Step-by-step solution for: 4th Grade Math Worksheets
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Show Answer Key & Explanations
Step-by-step solution for: 4th Grade Math Worksheets
Let’s solve each addition problem step by step. We’ll add the numbers column by column, starting from the right (ones place), and carry over if needed.
---
1) 2935 + 7346
```
2935
+ 7346
------
```
Ones: 5 + 6 = 11 → write 1, carry 1
Tens: 3 + 4 + 1 = 8
Hundreds: 9 + 3 = 12 → write 2, carry 1
Thousands: 2 + 7 + 1 = 10 → write 10
→ 10281
---
2) 9247 + 4980
```
9247
+ 4980
------
```
Ones: 7 + 0 = 7
Tens: 4 + 8 = 12 → write 2, carry 1
Hundreds: 2 + 9 + 1 = 12 → write 2, carry 1
Thousands: 9 + 4 + 1 = 14 → write 14
→ 14227
---
3) 5609 + 1243
```
5609
+ 1243
------
```
Ones: 9 + 3 = 12 → write 2, carry 1
Tens: 0 + 4 + 1 = 5
Hundreds: 6 + 2 = 8
Thousands: 5 + 1 = 6
→ 6852
---
4) 3945 + 8654
```
3945
+ 8654
------
```
Ones: 5 + 4 = 9
Tens: 4 + 5 = 9
Hundreds: 9 + 6 = 15 → write 5, carry 1
Thousands: 3 + 8 + 1 = 12 → write 12
→ 12599
---
5) 6248 + 3567
```
6248
+ 3567
------
```
Ones: 8 + 7 = 15 → write 5, carry 1
Tens: 4 + 6 + 1 = 11 → write 1, carry 1
Hundreds: 2 + 5 + 1 = 8
Thousands: 6 + 3 = 9
→ 9815
---
6) 1896 + 8674
```
1896
+ 8674
------
```
Ones: 6 + 4 = 10 → write 0, carry 1
Tens: 9 + 7 + 1 = 17 → write 7, carry 1
Hundreds: 8 + 6 + 1 = 15 → write 5, carry 1
Thousands: 1 + 8 + 1 = 10 → write 10
→ 10570
---
7) 7950 + 4360
```
7950
+ 4360
------
```
Ones: 0 + 0 = 0
Tens: 5 + 6 = 11 → write 1, carry 1
Hundreds: 9 + 3 + 1 = 13 → write 3, carry 1
Thousands: 7 + 4 + 1 = 12 → write 12
→ 12310
---
8) 2468 + 5791
```
2468
+ 5791
------
```
Ones: 8 + 1 = 9
Tens: 6 + 9 = 15 → write 5, carry 1
Hundreds: 4 + 7 + 1 = 12 → write 2, carry 1
Thousands: 2 + 5 + 1 = 8
→ 8259
---
9) 5619 + 9408
```
5619
+ 9408
------
```
Ones: 9 + 8 = 17 → write 7, carry 1
Tens: 1 + 0 + 1 = 2
Hundreds: 6 + 4 = 10 → write 0, carry 1
Thousands: 5 + 9 + 1 = 15 → write 15
→ 15027
---
10) 2897 + 3553
```
2897
+ 3553
------
```
Ones: 7 + 3 = 10 → write 0, carry 1
Tens: 9 + 5 + 1 = 15 → write 5, carry 1
Hundreds: 8 + 5 + 1 = 14 → write 4, carry 1
Thousands: 2 + 3 + 1 = 6
→ 6450
---
11) 8946 + 6573
```
8946
+ 6573
------
```
Ones: 6 + 3 = 9
Tens: 4 + 7 = 11 → write 1, carry 1
Hundreds: 9 + 5 + 1 = 15 → write 5, carry 1
Thousands: 8 + 6 + 1 = 15 → write 15
→ 15519
---
12) 9543 + 1789
```
9543
+ 1789
------
```
Ones: 3 + 9 = 12 → write 2, carry 1
Tens: 4 + 8 + 1 = 13 → write 3, carry 1
Hundreds: 5 + 7 + 1 = 13 → write 3, carry 1
Thousands: 9 + 1 + 1 = 11 → write 11
→ 11332
---
13) 4570 + 2940
```
4570
+ 2940
------
```
Ones: 0 + 0 = 0
Tens: 7 + 4 = 11 → write 1, carry 1
Hundreds: 5 + 9 + 1 = 15 → write 5, carry 1
Thousands: 4 + 2 + 1 = 7
→ 7510
---
14) 7215 + 5850
```
7215
+ 5850
------
```
Ones: 5 + 0 = 5
Tens: 1 + 5 = 6
Hundreds: 2 + 8 = 10 → write 0, carry 1
Thousands: 7 + 5 + 1 = 13 → write 13
→ 13065
---
15) 3456 + 9234
```
3456
+ 9234
------
```
Ones: 6 + 4 = 10 → write 0, carry 1
Tens: 5 + 3 + 1 = 9
Hundreds: 4 + 2 = 6
Thousands: 3 + 9 = 12 → write 12
→ 12690
---
16) 6824 + 4571
```
6824
+ 4571
------
```
Ones: 4 + 1 = 5
Tens: 2 + 7 = 9
Hundreds: 8 + 5 = 13 → write 3, carry 1
Thousands: 6 + 4 + 1 = 11 → write 11
→ 11395
---
17) 3077 + 8496
```
3077
+ 8496
------
```
Ones: 7 + 6 = 13 → write 3, carry 1
Tens: 7 + 9 + 1 = 17 → write 7, carry 1
Hundreds: 0 + 4 + 1 = 5
Thousands: 3 + 8 = 11 → write 11
→ 11573
---
18) 9496 + 9231
```
9496
+ 9231
------
```
Ones: 6 + 1 = 7
Tens: 9 + 3 = 12 → write 2, carry 1
Hundreds: 4 + 2 + 1 = 7
Thousands: 9 + 9 = 18 → write 18
→ 18727
---
19) 4893 + 7903
```
4893
+ 7903
------
```
Ones: 3 + 3 = 6
Tens: 9 + 0 = 9
Hundreds: 8 + 9 = 17 → write 7, carry 1
Thousands: 4 + 7 + 1 = 12 → write 12
→ 12796
---
20) 5909 + 2697
```
5909
+ 2697
------
```
Ones: 9 + 7 = 16 → write 6, carry 1
Tens: 0 + 9 + 1 = 10 → write 0, carry 1
Hundreds: 9 + 6 + 1 = 16 → write 6, carry 1
Thousands: 5 + 2 + 1 = 8
→ 8606
---
Final Answer:
1) 10281
2) 14227
3) 6852
4) 12599
5) 9815
6) 10570
7) 12310
8) 8259
9) 15027
10) 6450
11) 15519
12) 11332
13) 7510
14) 13065
15) 12690
16) 11395
17) 11573
18) 18727
19) 12796
20) 8606
---
1) 2935 + 7346
```
2935
+ 7346
------
```
Ones: 5 + 6 = 11 → write 1, carry 1
Tens: 3 + 4 + 1 = 8
Hundreds: 9 + 3 = 12 → write 2, carry 1
Thousands: 2 + 7 + 1 = 10 → write 10
→ 10281
---
2) 9247 + 4980
```
9247
+ 4980
------
```
Ones: 7 + 0 = 7
Tens: 4 + 8 = 12 → write 2, carry 1
Hundreds: 2 + 9 + 1 = 12 → write 2, carry 1
Thousands: 9 + 4 + 1 = 14 → write 14
→ 14227
---
3) 5609 + 1243
```
5609
+ 1243
------
```
Ones: 9 + 3 = 12 → write 2, carry 1
Tens: 0 + 4 + 1 = 5
Hundreds: 6 + 2 = 8
Thousands: 5 + 1 = 6
→ 6852
---
4) 3945 + 8654
```
3945
+ 8654
------
```
Ones: 5 + 4 = 9
Tens: 4 + 5 = 9
Hundreds: 9 + 6 = 15 → write 5, carry 1
Thousands: 3 + 8 + 1 = 12 → write 12
→ 12599
---
5) 6248 + 3567
```
6248
+ 3567
------
```
Ones: 8 + 7 = 15 → write 5, carry 1
Tens: 4 + 6 + 1 = 11 → write 1, carry 1
Hundreds: 2 + 5 + 1 = 8
Thousands: 6 + 3 = 9
→ 9815
---
6) 1896 + 8674
```
1896
+ 8674
------
```
Ones: 6 + 4 = 10 → write 0, carry 1
Tens: 9 + 7 + 1 = 17 → write 7, carry 1
Hundreds: 8 + 6 + 1 = 15 → write 5, carry 1
Thousands: 1 + 8 + 1 = 10 → write 10
→ 10570
---
7) 7950 + 4360
```
7950
+ 4360
------
```
Ones: 0 + 0 = 0
Tens: 5 + 6 = 11 → write 1, carry 1
Hundreds: 9 + 3 + 1 = 13 → write 3, carry 1
Thousands: 7 + 4 + 1 = 12 → write 12
→ 12310
---
8) 2468 + 5791
```
2468
+ 5791
------
```
Ones: 8 + 1 = 9
Tens: 6 + 9 = 15 → write 5, carry 1
Hundreds: 4 + 7 + 1 = 12 → write 2, carry 1
Thousands: 2 + 5 + 1 = 8
→ 8259
---
9) 5619 + 9408
```
5619
+ 9408
------
```
Ones: 9 + 8 = 17 → write 7, carry 1
Tens: 1 + 0 + 1 = 2
Hundreds: 6 + 4 = 10 → write 0, carry 1
Thousands: 5 + 9 + 1 = 15 → write 15
→ 15027
---
10) 2897 + 3553
```
2897
+ 3553
------
```
Ones: 7 + 3 = 10 → write 0, carry 1
Tens: 9 + 5 + 1 = 15 → write 5, carry 1
Hundreds: 8 + 5 + 1 = 14 → write 4, carry 1
Thousands: 2 + 3 + 1 = 6
→ 6450
---
11) 8946 + 6573
```
8946
+ 6573
------
```
Ones: 6 + 3 = 9
Tens: 4 + 7 = 11 → write 1, carry 1
Hundreds: 9 + 5 + 1 = 15 → write 5, carry 1
Thousands: 8 + 6 + 1 = 15 → write 15
→ 15519
---
12) 9543 + 1789
```
9543
+ 1789
------
```
Ones: 3 + 9 = 12 → write 2, carry 1
Tens: 4 + 8 + 1 = 13 → write 3, carry 1
Hundreds: 5 + 7 + 1 = 13 → write 3, carry 1
Thousands: 9 + 1 + 1 = 11 → write 11
→ 11332
---
13) 4570 + 2940
```
4570
+ 2940
------
```
Ones: 0 + 0 = 0
Tens: 7 + 4 = 11 → write 1, carry 1
Hundreds: 5 + 9 + 1 = 15 → write 5, carry 1
Thousands: 4 + 2 + 1 = 7
→ 7510
---
14) 7215 + 5850
```
7215
+ 5850
------
```
Ones: 5 + 0 = 5
Tens: 1 + 5 = 6
Hundreds: 2 + 8 = 10 → write 0, carry 1
Thousands: 7 + 5 + 1 = 13 → write 13
→ 13065
---
15) 3456 + 9234
```
3456
+ 9234
------
```
Ones: 6 + 4 = 10 → write 0, carry 1
Tens: 5 + 3 + 1 = 9
Hundreds: 4 + 2 = 6
Thousands: 3 + 9 = 12 → write 12
→ 12690
---
16) 6824 + 4571
```
6824
+ 4571
------
```
Ones: 4 + 1 = 5
Tens: 2 + 7 = 9
Hundreds: 8 + 5 = 13 → write 3, carry 1
Thousands: 6 + 4 + 1 = 11 → write 11
→ 11395
---
17) 3077 + 8496
```
3077
+ 8496
------
```
Ones: 7 + 6 = 13 → write 3, carry 1
Tens: 7 + 9 + 1 = 17 → write 7, carry 1
Hundreds: 0 + 4 + 1 = 5
Thousands: 3 + 8 = 11 → write 11
→ 11573
---
18) 9496 + 9231
```
9496
+ 9231
------
```
Ones: 6 + 1 = 7
Tens: 9 + 3 = 12 → write 2, carry 1
Hundreds: 4 + 2 + 1 = 7
Thousands: 9 + 9 = 18 → write 18
→ 18727
---
19) 4893 + 7903
```
4893
+ 7903
------
```
Ones: 3 + 3 = 6
Tens: 9 + 0 = 9
Hundreds: 8 + 9 = 17 → write 7, carry 1
Thousands: 4 + 7 + 1 = 12 → write 12
→ 12796
---
20) 5909 + 2697
```
5909
+ 2697
------
```
Ones: 9 + 7 = 16 → write 6, carry 1
Tens: 0 + 9 + 1 = 10 → write 0, carry 1
Hundreds: 9 + 6 + 1 = 16 → write 6, carry 1
Thousands: 5 + 2 + 1 = 8
→ 8606
---
Final Answer:
1) 10281
2) 14227
3) 6852
4) 12599
5) 9815
6) 10570
7) 12310
8) 8259
9) 15027
10) 6450
11) 15519
12) 11332
13) 7510
14) 13065
15) 12690
16) 11395
17) 11573
18) 18727
19) 12796
20) 8606
Parent Tip: Review the logic above to help your child master the concept of addition worksheet 4th.