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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 253 · 40 sums
TalentJR

The method (P × R × T ÷ 100): Interest I = P × R × T ÷ 100. Amount after T years = P + I. Turn it round: R = I × 100 ÷ (P × T) and T = I × 100 ÷ (P × R).

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  1. 1.Riya keeps ₹500 in a bank at 7% simple interest per year. How much money will there be after 3 years (in ₹)?
  2. 2.Saanvi has ₹1200. In a piggy bank it stays ₹1200. In a bank at 9% simple interest per year, how many rupees more will Saanvi have after 1 year?
  3. 3.Dev keeps ₹600 in a bank. After 2 years the simple interest is ₹36. What is the rate of interest per year (in %)?
  4. 4.Ananya keeps ₹1800 in a bank at 2% simple interest per year. How much money will there be after 3 years (in ₹)?
  5. 5.Arjun keeps ₹2000 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 4 years?
  6. 6.Arjun keeps ₹500 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
  7. 7.Lakshmi keeps ₹400 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 5 years?
  8. 8.₹700 earns 2% simple interest per year. In how many years will the interest be ₹28?
  9. 9.₹1800 earns 7% simple interest per year. In how many years will the interest be ₹378?
  10. 10.Kavya keeps ₹400 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  11. 11.Farhan keeps ₹1200 in a bank. After 2 years the simple interest is ₹48. What is the rate of interest per year (in %)?
  12. 12.Zoya keeps ₹1600 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
  13. 13.Aditya keeps ₹500 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
  14. 14.Manav keeps ₹400 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
  15. 15.Saanvi keeps ₹1000 in a bank. After 3 years the simple interest is ₹60. What is the rate of interest per year (in %)?
  16. 16.Nisha keeps ₹200 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  17. 17.Aditya keeps ₹1000 in a bank at 9% simple interest per year. How much money will there be after 4 years (in ₹)?
  18. 18.Riya has ₹900. In a piggy bank it stays ₹900. In a bank at 2% simple interest per year, how many rupees more will Riya have after 1 year?
  19. 19.Rahul keeps ₹500 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 5 years?
  20. 20.Kabir keeps ₹1100 in a bank. After 1 year the simple interest is ₹44. What is the rate of interest per year (in %)?
  21. 21.Rohan keeps ₹400 in a bank. After 2 years the simple interest is ₹80. What is the rate of interest per year (in %)?
  22. 22.₹600 earns 3% simple interest per year. In how many years will the interest be ₹18?
  23. 23.Ishaan keeps ₹400 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
  24. 24.Ishaan keeps ₹400 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
  25. 25.Lakshmi keeps ₹1900 in a bank. After 1 year the simple interest is ₹114. What is the rate of interest per year (in %)?
  26. 26.Aditya has ₹400. In a piggy bank it stays ₹400. In a bank at 8% simple interest per year, how many rupees more will Aditya have after 2 years?
  27. 27.Sneha has ₹100. In a piggy bank it stays ₹100. In a bank at 6% simple interest per year, how many rupees more will Sneha have after 4 years?
  28. 28.Ishaan keeps ₹600 in a bank at 8% simple interest per year. How much money will there be after 1 year (in ₹)?
  29. 29.Kabir has ₹1000. In a piggy bank it stays ₹1000. In a bank at 4% simple interest per year, how many rupees more will Kabir have after 1 year?
  30. 30.Aditya has ₹1200. In a piggy bank it stays ₹1200. In a bank at 3% simple interest per year, how many rupees more will Aditya have after 3 years?
  31. 31.Ishaan has ₹200. In a piggy bank it stays ₹200. In a bank at 5% simple interest per year, how many rupees more will Ishaan have after 3 years?
  32. 32.Arjun has ₹1300. In a piggy bank it stays ₹1300. In a bank at 5% simple interest per year, how many rupees more will Arjun have after 1 year?
  33. 33.₹700 earns 4% simple interest per year. In how many years will the interest be ₹140?
  34. 34.₹1100 earns 8% simple interest per year. In how many years will the interest be ₹352?
  35. 35.Aarav keeps ₹200 in a bank. After 2 years the simple interest is ₹8. What is the rate of interest per year (in %)?
  36. 36.Meera keeps ₹700 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
  37. 37.Dev keeps ₹100 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  38. 38.Zoya has ₹200. In a piggy bank it stays ₹200. In a bank at 4% simple interest per year, how many rupees more will Zoya have after 1 year?
  39. 39.Aarav keeps ₹1100 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 3 years?
  40. 40.Tara keeps ₹500 in a bank. After 1 year the simple interest is ₹45. What is the rate of interest per year (in %)?

Answer key

  1. 605
  2. 108
  3. 3
  4. 1908
  5. 480
  6. 140
  7. 40
  8. 2
  9. 3
  10. 460
  11. 2
  12. 720
  13. 50
  14. 128
  15. 2
  16. 8
  17. 1360
  18. 18
  19. 100
  20. 4
  21. 10
  22. 1
  23. 160
  24. 408
  25. 6
  26. 64
  27. 24
  28. 648
  29. 40
  30. 108
  31. 30
  32. 65
  33. 5
  34. 4
  35. 2
  36. 35
  37. 14
  38. 8
  39. 66
  40. 9

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