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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 210 · 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.Nisha keeps ₹900 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 1 year?
  2. 2.Saanvi keeps ₹300 in a bank. After 4 years the simple interest is ₹24. What is the rate of interest per year (in %)?
  3. 3.Aditya keeps ₹1800 in a bank at 8% simple interest per year. How much money will there be after 5 years (in ₹)?
  4. 4.Priya keeps ₹300 in a bank at 8% simple interest per year. How much money will there be after 1 year (in ₹)?
  5. 5.Karan has ₹200. In a piggy bank it stays ₹200. In a bank at 3% simple interest per year, how many rupees more will Karan have after 1 year?
  6. 6.Priya keeps ₹1900 in a bank. After 2 years the simple interest is ₹228. What is the rate of interest per year (in %)?
  7. 7.Lakshmi keeps ₹1200 in a bank at 9% simple interest per year. How much money will there be after 2 years (in ₹)?
  8. 8.Joseph keeps ₹300 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
  9. 9.Farhan has ₹100. In a piggy bank it stays ₹100. In a bank at 2% simple interest per year, how many rupees more will Farhan have after 4 years?
  10. 10.Diya keeps ₹1200 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
  11. 11.₹300 earns 2% simple interest per year. In how many years will the interest be ₹18?
  12. 12.Rohan keeps ₹600 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
  13. 13.Tara keeps ₹2000 in a bank. After 4 years the simple interest is ₹400. What is the rate of interest per year (in %)?
  14. 14.Saanvi has ₹400. In a piggy bank it stays ₹400. In a bank at 5% simple interest per year, how many rupees more will Saanvi have after 5 years?
  15. 15.Arjun keeps ₹1000 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
  16. 16.Rohan keeps ₹100 in a bank. After 1 year the simple interest is ₹5. What is the rate of interest per year (in %)?
  17. 17.Ishaan keeps ₹600 in a bank. After 4 years the simple interest is ₹192. What is the rate of interest per year (in %)?
  18. 18.Rahul keeps ₹400 in a bank. After 1 year the simple interest is ₹28. What is the rate of interest per year (in %)?
  19. 19.Pooja has ₹100. In a piggy bank it stays ₹100. In a bank at 4% simple interest per year, how many rupees more will Pooja have after 2 years?
  20. 20.Nisha keeps ₹900 in a bank. After 1 year the simple interest is ₹54. What is the rate of interest per year (in %)?
  21. 21.₹1400 earns 3% simple interest per year. In how many years will the interest be ₹210?
  22. 22.Arjun keeps ₹800 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 4 years?
  23. 23.Kabir keeps ₹1700 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 5 years?
  24. 24.Ananya has ₹2000. In a piggy bank it stays ₹2000. In a bank at 6% simple interest per year, how many rupees more will Ananya have after 5 years?
  25. 25.₹400 earns 8% simple interest per year. In how many years will the interest be ₹96?
  26. 26.Meera keeps ₹1300 in a bank at 6% simple interest per year. How much money will there be after 1 year (in ₹)?
  27. 27.Isha keeps ₹800 in a bank. After 4 years the simple interest is ₹128. What is the rate of interest per year (in %)?
  28. 28.Tara keeps ₹800 in a bank. After 1 year the simple interest is ₹80. What is the rate of interest per year (in %)?
  29. 29.Meera keeps ₹1800 in a bank at 10% simple interest per year. How much money will there be after 1 year (in ₹)?
  30. 30.₹1700 earns 7% simple interest per year. In how many years will the interest be ₹357?
  31. 31.Manav has ₹200. In a piggy bank it stays ₹200. In a bank at 8% simple interest per year, how many rupees more will Manav have after 4 years?
  32. 32.Sneha keeps ₹1700 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 5 years?
  33. 33.₹1300 earns 7% simple interest per year. In how many years will the interest be ₹364?
  34. 34.Zoya has ₹1300. In a piggy bank it stays ₹1300. In a bank at 3% simple interest per year, how many rupees more will Zoya have after 2 years?
  35. 35.Sneha keeps ₹1700 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
  36. 36.Zoya keeps ₹1400 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 5 years?
  37. 37.Dev has ₹400. In a piggy bank it stays ₹400. In a bank at 8% simple interest per year, how many rupees more will Dev have after 2 years?
  38. 38.₹1500 earns 4% simple interest per year. In how many years will the interest be ₹180?
  39. 39.₹1100 earns 5% simple interest per year. In how many years will the interest be ₹55?
  40. 40.Aditya has ₹1600. In a piggy bank it stays ₹1600. In a bank at 10% simple interest per year, how many rupees more will Aditya have after 5 years?

Answer key

  1. 90
  2. 2
  3. 2520
  4. 324
  5. 6
  6. 6
  7. 1416
  8. 375
  9. 8
  10. 1308
  11. 3
  12. 144
  13. 5
  14. 100
  15. 120
  16. 5
  17. 8
  18. 7
  19. 8
  20. 6
  21. 5
  22. 288
  23. 510
  24. 600
  25. 3
  26. 1378
  27. 4
  28. 10
  29. 1980
  30. 3
  31. 64
  32. 340
  33. 4
  34. 78
  35. 2176
  36. 140
  37. 64
  38. 3
  39. 1
  40. 800

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