Chapter 3

                                                      Addition and Subtraction   


   

ā°­ాā°—ం 1: Addition (ā°œā°Ž)

1. ā°ļంā°•ā°°్ ā°’ā°• ā°Žā°•ā°°ుā°˛ో ā°Ēā°¤్ā°¤ి ā°¤ోⰟ ā°¸ాā°—ింⰚాā°°ు. ā°•ిā°¯ాā°°ి ā°Žā°°ిā°¯ు ā°Žొā°•్ā°•ā°˛ు ā°¨ాⰟⰟాā°¨ిā°•ి ₹4507 ā°–ā°°్Ⱊు ā°…ā°¯్ā°¯ింā°Ļి.
ā°Ē్ā°°ā°ļ్ā°¨: ā°•ిā°¯ాā°°ి ā°Žā°°ిā°¯ు ā°Žొā°•్ā°•ā°˛ు ā°¨ాⰟⰟాā°¨ిā°•ి ā°–ā°°్Ⱊు ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹4507

2. ā°ĢⰏⰞ్ ā°•ోā°¤ ā°Žā°°ిā°¯ు ⰇⰍ్ā°Ŧā°°్ ā°ā°°్ā°ĒాⰟు ā°•ోā°¸ం ā°–ā°°్Ⱊు ₹4675.
ā°Ē్ā°°ā°ļ్ā°¨: ā°ĢⰏⰞ్ ā°•ోā°¤ ā°Žā°°ిā°¯ు ⰇⰍ్ā°Ŧā°°్ ā°ā°°్ā°ĒాⰟు ā°•ోā°¸ం ā°–ā°°్Ⱊు ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹4675

3. ā°•ిā°¯ాā°°ి ⰤⰝాā°°ీ ā°–ā°°్Ⱊు ₹4507 ā°Žā°°ిā°¯ు ā°—ā°Ą్ā°Ąి ā°¤ొⰞⰗింā°Ēు ₹1235.
ā°Ē్ā°°ā°ļ్ā°¨: Ⰷⰰు ā°–ā°°్Ⱊుā°˛ ā°Žొā°¤్ā°¤ం ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹4507 + ₹1235 = ₹5742

4. ā°’ā°• ā°Žā°•ā°°ుā°˛ో ā°Žొā°¤్ā°¤ం ā°–ā°°్Ⱊుā°˛ు:

ā°¸ā°Žాā°§ాā°¨ం: ₹2545 + ₹4507 + ₹1235 + ₹4700 + ₹4125 + ₹4675 = ₹21,787

5. ā°°ెంā°Ąు ā°Žā°•ā°°ుā°˛ ā°Žొā°¤్ā°¤ం ā°–ā°°్Ⱊు:

ā°¸ā°Žాā°§ాā°¨ం: ₹21,787 × 2 = ₹43,574

6. 52435 + 42567 ā°¨ు ā°œā°Ž Ⱊేā°¯ంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 95002

7. 326523 + 437582 ā°¨ు ā°œā°Ž Ⱊేā°¯ంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 764,105

8. 826532 + 153264 ā°¨ు ā°œā°Ž Ⱊేā°¯ంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 979,796

9. 286952 + 394256 ā°¨ు ā°œā°Ž Ⱊేā°¯ంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 681,208

10. 763482 + 367842 + 567324 ā°¨ు ā°œā°Ž Ⱊేā°¯ంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 1,698,648


ā°­ాā°—ం 2: Subtraction (ⰤⰗ్ā°—ింā°Ēు)

11. ā°Žోā°šā°¨్ ⰜⰍā°ĩā°°ిā°˛ో ₹53,574 ā°¸ంā°Ēాā°ĻింⰚి, ₹31,787 ā°–ā°°్Ⱊు Ⱊేā°ļాā°°ు. ā°¨ిā°•ā°° ā°˛ాā°­ం ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹53,574 - ₹31,787 = ₹21,787

12. 49543 ā°¨ుంā°Ąి 26874 ⰤⰗ్ā°—ింⰚంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 49543 - 26874 = 22,669

13. 32564 ā°¨ుంā°Ąి 2356 ⰤⰗ్ā°—ింⰚంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 32564 - 2356 = 30,208

14. 432010 ā°¨ు 705645 ā°¨ుంā°Ąి ⰤⰗ్ā°—ింⰚంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 705,645 - 432,010 = 273,635

15. 763842 ā°¨ు 647836 ā°¨ుంā°Ąి ⰤⰗ్ā°—ింⰚంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 647,836 - 763,842 = -116,006 (negative)

16. 6070801 ā°¨ుంā°Ąి 900000 ⰤⰗ్ā°—ింⰚంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 6,070,801 - 900,000 = 5,170,801

17. 201781 ā°¨ు 400000 ā°¨ుంā°Ąి ⰤⰗ్ā°—ింⰚంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 400,000 - 201,781 = 198,219

18. 8437 ā°¨ు 783409 ā°¨ుంā°Ąి ⰤⰗ్ā°—ింⰚంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: 783,409 - 8,437 = 774,972


ā°­ాā°—ం 3: Estimation (ā°…ంⰚⰍా)

19. ā°Ŧాā°Ŧా ā°–ాā°¤ాā°˛ో ₹27,844 ā°‰ంā°Ļి. ₹2,257 ā°–ā°°్Ⱊు Ⱊేā°ļాā°°ు. ā°¸ుā°Žాā°°ు ā°Žంā°¤ ā°Žిā°—ిā°˛ింā°Ļి?

ā°¸ā°Žాā°§ాā°¨ం: ₹27,844 ≈ ₹28,000, ₹2,257 ≈ ₹2,000 → ā°Žిā°—ిā°˛ిā°¨ā°Ļి ≈ ₹26,000

20. ⰰⰘూā°°్ 158 + 143 ā°–ā°°్Ⱊు Ⱊేā°ļాā°°ు. ā°…ంⰚⰍా ā°–ā°°్Ⱊు ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹158 + ₹143 ≈ ₹300 → ā°¸ుā°Žాā°°ు ₹300

21. ā°°ాⰜు ₹37,890 ā°˛ో ā°Žొā°Ŧైā°˛్ ā°•ొā°¨ుā°—ోā°˛ు Ⱊేā°ļాā°°ు ā°Žā°°ిā°¯ు ₹3,295 ā°˛ో ā°•ుā°°్Ⱊీ ā°•ొā°¨్ā°¨ాā°°ు. ā°Žొā°¤్ā°¤ం ā°–ā°°్Ⱊు ā°¸ుā°Žాā°°ు ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹37,890 ≈ ₹38,000 + ₹3,295 ≈ ₹3,000 → ₹41,000

22. ā°šā°¸ీā°¨ా ₹25,345 ā°˛ో ā°¸ాā°°ి ā°•ొā°¨ుā°—ోā°˛ు, ₹2,050 ā°˛ో ā°•ā°Žీā°ˇ్. ā°Žొā°¤్ā°¤ం ā°¸ుā°Žాā°°ు?

ā°¸ā°Žాā°§ాā°¨ం: ₹25,345 ≈ ₹25,000 + ₹2,050 ≈ ₹2,000 → ₹27,000

23. ā°ĩీā°Ąిā°¯ో ā°—ేā°Ž్ ā°˛ో 6,776 vs 2,373 ā°Ēాā°¯ింⰟ్ā°˛ు. ā°¤ేā°Ąా ā°¸ుā°Žాā°°ు ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: 6,776 - 2,373 ≈ 4,400 → ā°¸ుā°Žాā°°ు 4,000–5,000

24. 257 ā°ĒేⰜీā°˛ ā°Ēుā°¸్ⰤⰕం ā°¨ుంā°Ąి 163 ā°ĒేⰜీā°˛ు Ⱊā°Ļిā°ĩాā°°ు. ā°¸ుā°Žాā°°ు ā°Žā°¨్ā°¨ి ā°Žిā°—ిā°˛ాā°¯ి?

ā°¸ā°Žాā°§ాā°¨ం: 257 - 163 ≈ 257 - 160 ≈ 97 → ā°¸ుā°Žాā°°ు 100


ā°­ాā°—ం 4: Profit & Loss (ā°˛ాā°­ం ā°Žā°°ిā°¯ు ⰍⰎ్ā°Ÿā°Žు)

25. ā°¸ూⰟి ā°¸ాā°°ి 1200 ā°˛ో ā°•ొā°¨ుā°—ోā°˛ు, 1400 ā°˛ో ā°…ā°Ž్ā°Žాā°°ు. ā°˛ాā°­ం ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹1400 - ₹1200 = ₹200 → ā°˛ాā°­ం

26. ā°¸ూⰟి ā°¸ాā°°ి 1200 ā°˛ో ā°•ొā°¨ుā°—ోā°˛ు, 800 ā°˛ో ā°…ā°Ž్ā°Žాā°°ు. ⰍⰎ్Ⱏం ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹1200 - ₹800 = ₹400 → ⰍⰎ్Ⱏం

27. ā°¸ైā°•ిā°˛్ 1,500 ā°˛ో ā°•ొā°¨ుā°—ోā°˛ు, 1,350 ā°˛ో ā°…ā°Ž్ā°Žాā°°ు. ⰍⰎ్Ⱏం ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹1500 - ₹1350 = ₹150 → ⰍⰎ్Ⱏం

28. ā°¸োāύা 28,000 ā°˛ో ā°•ొā°¨ుā°—ోā°˛ు, 40,000 ā°…ā°Ž్ā°Žాā°°ు. ā°˛ాā°­ం ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹40,000 - ₹28,000 = ₹12,000 → ā°˛ాā°­ం

29. ā°°ైā°Ž్ ā°Ģ్ā°˛ాā°¸్ā°•్ 450 ā°•ొā°¨ుā°—ోā°˛ు, 250 ā°˛ాā°­ం ā°•ాā°ĩాā°˛ంⰟే ā°§ā°° ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹450 + ₹250 = ₹700 → ā°…ā°Ž్ā°Žā°• ā°§ā°°

30. ā°ŽోⰟాā°°్ ā°¸ైā°•ిā°˛్ 42,500 ā°˛ో ā°•ొā°¨ుā°—ోā°˛ు, 1,800 ⰍⰎ్Ⱏంā°¤ో ā°…ā°Ž్ā°Žిā°¤ే ā°§ā°°?

ā°¸ā°Žాā°§ాā°¨ం: ₹42,500 - ₹1,800 = ₹40,700 → ā°…ā°Ž్ā°Žā°• ā°§ā°°

31. ā°Ģ్ā°¯ాā°¨్ 2,800 ā°•ొā°¨ుā°—ోā°˛ు, 250 ā°˛ాā°­ంā°¤ో ā°…ā°Ž్ā°Žిā°¤ే ā°§ā°°?

ā°¸ā°Žాā°§ాā°¨ం: ₹2,800 + ₹250 = ₹3,050 → ā°…ā°Ž్ā°Žā°• ā°§ā°°

32. ā°’ā°• ā°šోⰟⰞ్ ā°˛ో ⰜⰍā°ĩā°°ిā°˛ో ā°†ā°Ļాā°¯ం 337,645, ā°­ాā°°్ā°¯ 25,367. ā°–ā°°్Ⱊు 38,600. ā°Žొā°¤్ā°¤ం ā°¸ేā°ĩింā°—్ā°¸్?

ā°¸ā°Žాā°§ాā°¨ం: 337,645 + 25,367 = 363,012 - 38,600 = 324,412

33. ā°—్ā°˛ాā°¸్ ā°ˇాā°Ēుā°˛ో ā°’ā°• ā°•ā°¸్ā°Ÿā°Žā°°్ 900 Ⱊā°ĩā°ŗీā°˛ు ā°•ొā°¨ుā°—ోā°˛ు, 750 Ⱊā°ĩā°ŗీā°˛ు ⰍⰎ్Ⱏం. ā°…ā°Ž్ā°Žā°•ం ā°§ā°° ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: 900 - 750 = 150 → ā°…ā°Ž్ā°Žā°•ం ā°§ā°°

34. ā°’ā°• ā°•ā°¸్ā°Ÿā°Žā°°్ 750 ā°˛ో ā°•ొā°¨ుā°—ోā°˛ు, 900 ā°˛ో ā°…ā°Ž్ā°Žాā°Ąు. ā°˛ాā°­ం ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: 900 - 750 = ₹150 → ā°˛ాā°­ం

35. ā°Ŧాā°Ŧా ā°–ాā°¤ాā°˛ో 27,844, ā°–ā°°్Ⱊు 2,257. ā°Žిā°—ిā°˛ిā°¨ ā°Žొā°¤్ā°¤ాā°¨్ā°¨ి ā°…ంⰚⰍా ā°ĩేā°¯ంā°Ąి.

ā°¸ā°Žాā°§ాā°¨ం: ₹26,000

36. ⰰⰘూā°°్ 158 + 143 ā°–ā°°్Ⱊు. ā°¸ుā°Žాā°°ు ā°–ā°°్Ⱊు ā°Žంā°¤?

ā°¸ā°Žాā°§ాā°¨ం: ₹300

37. ā°°ాⰜు 37,890 + 3,295 ≈ ā°¸ుā°Žాā°°ు ā°Žొā°¤్ā°¤ం ā°–ā°°్Ⱊు?

ā°¸ā°Žాā°§ాā°¨ం: ₹41,000

38. ā°šā°¸ీā°¨ా 25,345 + 2,050 ≈ ā°Žొā°¤్ā°¤ం?

ā°¸ā°Žాā°§ాā°¨ం: ₹27,000

39. ā°ĩీā°Ąిā°¯ో ā°—ేā°Ž్ ā°Ēాā°¯ింⰟ్ā°˛ ā°¤ేā°Ąా: 6,776 - 2,373 ≈ ?

ā°¸ā°Žాā°§ాā°¨ం: ≈ 4,400 → ā°¸ుā°Žాā°°ు 4,000–5,000

Answer by Mrinmoee