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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 51 · 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 ₹700 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
  2. 2.Nisha keeps ₹400 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
  3. 3.₹1800 earns 9% simple interest per year. In how many years will the interest be ₹324?
  4. 4.Karan keeps ₹100 in a bank at 9% simple interest per year. How much money will there be after 4 years (in ₹)?
  5. 5.Farhan keeps ₹1700 in a bank. After 5 years the simple interest is ₹340. What is the rate of interest per year (in %)?
  6. 6.Ananya has ₹1400. In a piggy bank it stays ₹1400. In a bank at 10% simple interest per year, how many rupees more will Ananya have after 3 years?
  7. 7.Arjun keeps ₹300 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 4 years?
  8. 8.Sneha keeps ₹1100 in a bank. After 1 year the simple interest is ₹66. What is the rate of interest per year (in %)?
  9. 9.₹900 earns 2% simple interest per year. In how many years will the interest be ₹54?
  10. 10.Rohan has ₹400. In a piggy bank it stays ₹400. In a bank at 5% simple interest per year, how many rupees more will Rohan have after 2 years?
  11. 11.Sneha keeps ₹900 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
  12. 12.Isha keeps ₹900 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?
  13. 13.Ishaan keeps ₹1700 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
  14. 14.Pooja keeps ₹700 in a bank. After 2 years the simple interest is ₹140. What is the rate of interest per year (in %)?
  15. 15.Meera keeps ₹500 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  16. 16.Tara keeps ₹1700 in a bank. After 4 years the simple interest is ₹136. What is the rate of interest per year (in %)?
  17. 17.Kavya keeps ₹1500 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
  18. 18.Rohan keeps ₹300 in a bank. After 4 years the simple interest is ₹84. What is the rate of interest per year (in %)?
  19. 19.Aarav keeps ₹2000 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 5 years?
  20. 20.Rahul keeps ₹1700 in a bank. After 5 years the simple interest is ₹850. What is the rate of interest per year (in %)?
  21. 21.₹500 earns 2% simple interest per year. In how many years will the interest be ₹40?
  22. 22.Rahul keeps ₹400 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  23. 23.Priya keeps ₹1700 in a bank at 2% simple interest per year. How much money will there be after 3 years (in ₹)?
  24. 24.Priya keeps ₹100 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 4 years?
  25. 25.Isha keeps ₹200 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 2 years?
  26. 26.₹700 earns 2% simple interest per year. In how many years will the interest be ₹42?
  27. 27.Karan keeps ₹1400 in a bank. After 2 years the simple interest is ₹84. What is the rate of interest per year (in %)?
  28. 28.₹600 earns 9% simple interest per year. In how many years will the interest be ₹54?
  29. 29.Tara has ₹500. In a piggy bank it stays ₹500. In a bank at 5% simple interest per year, how many rupees more will Tara have after 5 years?
  30. 30.Saanvi keeps ₹100 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 3 years?
  31. 31.Vivaan keeps ₹1500 in a bank at 7% simple interest per year. How much money will there be after 2 years (in ₹)?
  32. 32.Ishaan keeps ₹100 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 1 year?
  33. 33.₹2000 earns 9% simple interest per year. In how many years will the interest be ₹900?
  34. 34.Vivaan keeps ₹100 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  35. 35.₹200 earns 3% simple interest per year. In how many years will the interest be ₹6?
  36. 36.Diya has ₹100. In a piggy bank it stays ₹100. In a bank at 7% simple interest per year, how many rupees more will Diya have after 3 years?
  37. 37.Arjun keeps ₹1100 in a bank. After 3 years the simple interest is ₹66. What is the rate of interest per year (in %)?
  38. 38.Aarav keeps ₹100 in a bank. After 1 year the simple interest is ₹7. What is the rate of interest per year (in %)?
  39. 39.Meera keeps ₹400 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
  40. 40.Karan has ₹400. In a piggy bank it stays ₹400. In a bank at 8% simple interest per year, how many rupees more will Karan have after 4 years?

Answer key

  1. 280
  2. 424
  3. 2
  4. 136
  5. 4
  6. 420
  7. 108
  8. 6
  9. 3
  10. 40
  11. 135
  12. 945
  13. 765
  14. 10
  15. 575
  16. 2
  17. 360
  18. 7
  19. 1000
  20. 10
  21. 4
  22. 16
  23. 1802
  24. 20
  25. 32
  26. 3
  27. 3
  28. 1
  29. 125
  30. 9
  31. 1710
  32. 4
  33. 5
  34. 4
  35. 1
  36. 21
  37. 2
  38. 7
  39. 436
  40. 128

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