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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 11 · 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.Rohan has ₹500. In a piggy bank it stays ₹500. In a bank at 3% simple interest per year, how many rupees more will Rohan have after 1 year?
  2. 2.Riya keeps ₹2000 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
  3. 3.Meera keeps ₹200 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  4. 4.Tara keeps ₹1900 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
  5. 5.Lakshmi keeps ₹500 in a bank. After 1 year the simple interest is ₹40. What is the rate of interest per year (in %)?
  6. 6.₹400 earns 7% simple interest per year. In how many years will the interest be ₹84?
  7. 7.Meera keeps ₹400 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 4 years?
  8. 8.₹500 earns 2% simple interest per year. In how many years will the interest be ₹40?
  9. 9.Pooja keeps ₹2000 in a bank. After 5 years the simple interest is ₹200. What is the rate of interest per year (in %)?
  10. 10.₹100 earns 2% simple interest per year. In how many years will the interest be ₹10?
  11. 11.Ishaan keeps ₹1100 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 4 years?
  12. 12.Aditya keeps ₹500 in a bank. After 5 years the simple interest is ₹50. What is the rate of interest per year (in %)?
  13. 13.Kavya keeps ₹1900 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 5 years?
  14. 14.Rohan keeps ₹2000 in a bank. After 2 years the simple interest is ₹240. What is the rate of interest per year (in %)?
  15. 15.₹100 earns 2% simple interest per year. In how many years will the interest be ₹4?
  16. 16.Priya keeps ₹1300 in a bank. After 3 years the simple interest is ₹195. What is the rate of interest per year (in %)?
  17. 17.Tara keeps ₹200 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
  18. 18.Priya keeps ₹300 in a bank. After 1 year the simple interest is ₹27. What is the rate of interest per year (in %)?
  19. 19.Arjun keeps ₹600 in a bank. After 5 years the simple interest is ₹150. What is the rate of interest per year (in %)?
  20. 20.Joseph keeps ₹1200 in a bank. After 4 years the simple interest is ₹384. What is the rate of interest per year (in %)?
  21. 21.₹700 earns 3% simple interest per year. In how many years will the interest be ₹105?
  22. 22.Nisha has ₹800. In a piggy bank it stays ₹800. In a bank at 10% simple interest per year, how many rupees more will Nisha have after 4 years?
  23. 23.Vivaan keeps ₹1400 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 5 years?
  24. 24.₹1400 earns 3% simple interest per year. In how many years will the interest be ₹84?
  25. 25.Gurpreet keeps ₹1300 in a bank. After 2 years the simple interest is ₹104. What is the rate of interest per year (in %)?
  26. 26.Diya keeps ₹600 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
  27. 27.₹1300 earns 4% simple interest per year. In how many years will the interest be ₹260?
  28. 28.Isha keeps ₹700 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
  29. 29.₹1700 earns 3% simple interest per year. In how many years will the interest be ₹102?
  30. 30.Isha has ₹1500. In a piggy bank it stays ₹1500. In a bank at 5% simple interest per year, how many rupees more will Isha have after 3 years?
  31. 31.Riya has ₹400. In a piggy bank it stays ₹400. In a bank at 4% simple interest per year, how many rupees more will Riya have after 5 years?
  32. 32.Zoya keeps ₹1000 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 3 years?
  33. 33.Priya keeps ₹800 in a bank. After 4 years the simple interest is ₹288. What is the rate of interest per year (in %)?
  34. 34.Nisha keeps ₹600 in a bank at 9% simple interest per year. How much money will there be after 3 years (in ₹)?
  35. 35.₹600 earns 6% simple interest per year. In how many years will the interest be ₹36?
  36. 36.₹1300 earns 6% simple interest per year. In how many years will the interest be ₹390?
  37. 37.₹900 earns 9% simple interest per year. In how many years will the interest be ₹405?
  38. 38.Lakshmi keeps ₹1600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  39. 39.Isha has ₹600. In a piggy bank it stays ₹600. In a bank at 4% simple interest per year, how many rupees more will Isha have after 5 years?
  40. 40.Zoya keeps ₹1500 in a bank. After 1 year the simple interest is ₹90. What is the rate of interest per year (in %)?

Answer key

  1. 15
  2. 480
  3. 230
  4. 190
  5. 8
  6. 3
  7. 160
  8. 4
  9. 2
  10. 5
  11. 176
  12. 2
  13. 190
  14. 6
  15. 2
  16. 5
  17. 250
  18. 9
  19. 5
  20. 8
  21. 5
  22. 320
  23. 350
  24. 2
  25. 4
  26. 270
  27. 5
  28. 196
  29. 2
  30. 225
  31. 80
  32. 210
  33. 9
  34. 762
  35. 1
  36. 5
  37. 5
  38. 224
  39. 120
  40. 6

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