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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 22 · 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).

NameDateTime takenScore ___ / 40
  1. 1.Farhan keeps ₹1600 in a bank at 6% simple interest per year. How much money will there be after 1 year (in ₹)?
  2. 2.Kavya keeps ₹300 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 3 years?
  3. 3.Manav keeps ₹1100 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
  4. 4.Ananya keeps ₹1000 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  5. 5.₹200 earns 6% simple interest per year. In how many years will the interest be ₹12?
  6. 6.₹2000 earns 2% simple interest per year. In how many years will the interest be ₹80?
  7. 7.Vivaan keeps ₹800 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 4 years?
  8. 8.Meera keeps ₹700 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  9. 9.Karan keeps ₹400 in a bank. After 3 years the simple interest is ₹108. What is the rate of interest per year (in %)?
  10. 10.₹500 earns 3% simple interest per year. In how many years will the interest be ₹60?
  11. 11.₹300 earns 7% simple interest per year. In how many years will the interest be ₹105?
  12. 12.Aditya keeps ₹1200 in a bank. After 3 years the simple interest is ₹288. What is the rate of interest per year (in %)?
  13. 13.Ananya keeps ₹1000 in a bank. After 4 years the simple interest is ₹120. What is the rate of interest per year (in %)?
  14. 14.Farhan keeps ₹1300 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 4 years?
  15. 15.₹300 earns 10% simple interest per year. In how many years will the interest be ₹30?
  16. 16.₹600 earns 8% simple interest per year. In how many years will the interest be ₹144?
  17. 17.₹700 earns 6% simple interest per year. In how many years will the interest be ₹84?
  18. 18.₹400 earns 10% simple interest per year. In how many years will the interest be ₹160?
  19. 19.Dev keeps ₹1500 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  20. 20.Kavya keeps ₹1000 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
  21. 21.Pooja has ₹500. In a piggy bank it stays ₹500. In a bank at 10% simple interest per year, how many rupees more will Pooja have after 3 years?
  22. 22.Meera keeps ₹1600 in a bank. After 3 years the simple interest is ₹336. What is the rate of interest per year (in %)?
  23. 23.Lakshmi has ₹1800. In a piggy bank it stays ₹1800. In a bank at 9% simple interest per year, how many rupees more will Lakshmi have after 1 year?
  24. 24.Arjun has ₹1300. In a piggy bank it stays ₹1300. In a bank at 3% simple interest per year, how many rupees more will Arjun have after 3 years?
  25. 25.₹2000 earns 2% simple interest per year. In how many years will the interest be ₹40?
  26. 26.Ananya keeps ₹500 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
  27. 27.₹1500 earns 3% simple interest per year. In how many years will the interest be ₹135?
  28. 28.Gurpreet keeps ₹600 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
  29. 29.Kabir has ₹1900. In a piggy bank it stays ₹1900. In a bank at 3% simple interest per year, how many rupees more will Kabir have after 5 years?
  30. 30.Kavya keeps ₹1700 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 4 years?
  31. 31.Aditya keeps ₹200 in a bank. After 4 years the simple interest is ₹56. What is the rate of interest per year (in %)?
  32. 32.Meera keeps ₹1900 in a bank. After 1 year the simple interest is ₹95. What is the rate of interest per year (in %)?
  33. 33.Saanvi keeps ₹500 in a bank. After 1 year the simple interest is ₹35. What is the rate of interest per year (in %)?
  34. 34.Arjun keeps ₹1500 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
  35. 35.Karan keeps ₹400 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
  36. 36.Saanvi keeps ₹200 in a bank at 4% simple interest per year. How much money will there be after 4 years (in ₹)?
  37. 37.₹1400 earns 8% simple interest per year. In how many years will the interest be ₹112?
  38. 38.Farhan keeps ₹1400 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 3 years?
  39. 39.Vivaan keeps ₹700 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
  40. 40.Kavya has ₹1300. In a piggy bank it stays ₹1300. In a bank at 5% simple interest per year, how many rupees more will Kavya have after 3 years?

Answer key

  1. 1696
  2. 18
  3. 1133
  4. 1150
  5. 1
  6. 2
  7. 128
  8. 28
  9. 9
  10. 4
  11. 5
  12. 8
  13. 3
  14. 312
  15. 1
  16. 3
  17. 2
  18. 4
  19. 210
  20. 180
  21. 150
  22. 7
  23. 162
  24. 117
  25. 1
  26. 225
  27. 3
  28. 72
  29. 285
  30. 204
  31. 7
  32. 5
  33. 7
  34. 1590
  35. 48
  36. 232
  37. 1
  38. 126
  39. 63
  40. 195

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