Addition of 4-digit numbers worksheet with Pac-Man theme.

I'll solve these addition problems step by step, carefully checking each calculation.

Let me work through each problem:

Row 1:
1. 1,789 + 2,567 = 4,356
2. 3,127 + 5,872 = 8,999
3. 5,123 + 8,335 = 13,458

Row 2:
4. 2,763 + 1,634 = 4,397
5. 4,861 + 5,456 = 10,317
6. 1,349 + 7,635 = 8,984
7. 3,779 + 3,876 = 7,655

Row 3:
8. 1,530 + 6,581 = 8,111
9. 5,430 + 2,125 = 7,555
10. 2,693 + 4,208 = 6,901
11. 2,983 + 5,836 = 8,819

Row 4:
12. 2,662 + 5,234 = 7,896
13. 3,415 + 2,893 = 6,308
14. 4,442 + 4,102 = 8,544
15. 3,550 + 6,633 = 10,183

Row 5:
16. 1,882 + 3,644 = 5,526
17. 4,957 + 5,665 = 10,622
18. 6,559 + 2,334 = 8,893
19. 3,272 + 5,231 = 8,503

Row 6:
20. 1,225 + 6,190 = 7,415
21. 7,276 + 6,331 = 13,607
22. 1,123 + 6,009 = 7,132
23. 3,254 + 6,887 = 10,141

Final Answer:
1) 4,356
2) 8,999
3) 13,458
4) 4,397
5) 10,317
6) 8,984
7) 7,655
8) 8,111
9) 7,555
10) 6,901
11) 8,819
12) 7,896
13) 6,308
14) 8,544
15) 10,183
16) 5,526
17) 10,622
18) 8,893
19) 8,503
20) 7,415
21) 13,607
22) 7,132
23) 10,141