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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 228 · 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.Karan keeps ₹900 in a bank at 5% simple interest per year. How much money will there be after 2 years (in ₹)?
  2. 2.Vivaan keeps ₹100 in a bank at 6% simple interest per year. How much money will there be after 3 years (in ₹)?
  3. 3.Saanvi keeps ₹500 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
  4. 4.Priya keeps ₹800 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 3 years?
  5. 5.₹1500 earns 2% simple interest per year. In how many years will the interest be ₹120?
  6. 6.Joseph has ₹1700. In a piggy bank it stays ₹1700. In a bank at 5% simple interest per year, how many rupees more will Joseph have after 2 years?
  7. 7.Lakshmi keeps ₹700 in a bank. After 1 year the simple interest is ₹49. What is the rate of interest per year (in %)?
  8. 8.₹1700 earns 9% simple interest per year. In how many years will the interest be ₹459?
  9. 9.Ishaan keeps ₹500 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
  10. 10.Dev keeps ₹1800 in a bank. After 5 years the simple interest is ₹900. What is the rate of interest per year (in %)?
  11. 11.Farhan keeps ₹200 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
  12. 12.Farhan keeps ₹400 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
  13. 13.Aarav keeps ₹300 in a bank. After 5 years the simple interest is ₹90. What is the rate of interest per year (in %)?
  14. 14.Tara has ₹100. In a piggy bank it stays ₹100. In a bank at 2% simple interest per year, how many rupees more will Tara have after 1 year?
  15. 15.Riya keeps ₹1600 in a bank. After 2 years the simple interest is ₹64. What is the rate of interest per year (in %)?
  16. 16.Ishaan keeps ₹100 in a bank at 6% simple interest per year. How much money will there be after 4 years (in ₹)?
  17. 17.Lakshmi keeps ₹1100 in a bank at 7% simple interest per year. How much money will there be after 2 years (in ₹)?
  18. 18.Aditya keeps ₹300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 1 year?
  19. 19.Joseph keeps ₹1500 in a bank. After 1 year the simple interest is ₹60. What is the rate of interest per year (in %)?
  20. 20.Riya has ₹1500. In a piggy bank it stays ₹1500. In a bank at 3% simple interest per year, how many rupees more will Riya have after 1 year?
  21. 21.Aditya keeps ₹100 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
  22. 22.Dev keeps ₹800 in a bank at 8% simple interest per year. How much money will there be after 4 years (in ₹)?
  23. 23.Priya keeps ₹900 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
  24. 24.₹500 earns 8% simple interest per year. In how many years will the interest be ₹120?
  25. 25.Farhan keeps ₹1900 in a bank. After 5 years the simple interest is ₹190. What is the rate of interest per year (in %)?
  26. 26.Nisha keeps ₹600 in a bank. After 4 years the simple interest is ₹240. What is the rate of interest per year (in %)?
  27. 27.₹1800 earns 3% simple interest per year. In how many years will the interest be ₹162?
  28. 28.Isha keeps ₹200 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
  29. 29.₹1000 earns 8% simple interest per year. In how many years will the interest be ₹400?
  30. 30.Farhan keeps ₹1300 in a bank. After 1 year the simple interest is ₹39. What is the rate of interest per year (in %)?
  31. 31.Gurpreet has ₹200. In a piggy bank it stays ₹200. In a bank at 9% simple interest per year, how many rupees more will Gurpreet have after 1 year?
  32. 32.Arjun keeps ₹500 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 1 year?
  33. 33.Lakshmi has ₹800. In a piggy bank it stays ₹800. In a bank at 8% simple interest per year, how many rupees more will Lakshmi have after 5 years?
  34. 34.₹800 earns 7% simple interest per year. In how many years will the interest be ₹280?
  35. 35.Gurpreet keeps ₹1300 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
  36. 36.Aarav keeps ₹100 in a bank. After 4 years the simple interest is ₹28. What is the rate of interest per year (in %)?
  37. 37.₹300 earns 5% simple interest per year. In how many years will the interest be ₹75?
  38. 38.Rahul keeps ₹2000 in a bank. After 4 years the simple interest is ₹640. What is the rate of interest per year (in %)?
  39. 39.Joseph keeps ₹900 in a bank. After 3 years the simple interest is ₹162. What is the rate of interest per year (in %)?
  40. 40.Rahul keeps ₹500 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?

Answer key

  1. 990
  2. 118
  3. 75
  4. 144
  5. 4
  6. 170
  7. 7
  8. 3
  9. 545
  10. 10
  11. 24
  12. 48
  13. 6
  14. 2
  15. 2
  16. 124
  17. 1254
  18. 9
  19. 4
  20. 45
  21. 125
  22. 1056
  23. 936
  24. 3
  25. 2
  26. 10
  27. 3
  28. 218
  29. 5
  30. 3
  31. 18
  32. 20
  33. 320
  34. 5
  35. 1339
  36. 7
  37. 5
  38. 8
  39. 6
  40. 530

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