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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 293 · 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.₹600 earns 5% simple interest per year. In how many years will the interest be ₹90?
  2. 2.Isha keeps ₹1800 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
  3. 3.Dev keeps ₹200 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
  4. 4.₹900 earns 9% simple interest per year. In how many years will the interest be ₹405?
  5. 5.Dev keeps ₹2000 in a bank. After 1 year the simple interest is ₹60. What is the rate of interest per year (in %)?
  6. 6.Kabir has ₹700. In a piggy bank it stays ₹700. In a bank at 9% simple interest per year, how many rupees more will Kabir have after 2 years?
  7. 7.Aarav keeps ₹500 in a bank. After 5 years the simple interest is ₹250. What is the rate of interest per year (in %)?
  8. 8.Vivaan keeps ₹300 in a bank. After 4 years the simple interest is ₹120. What is the rate of interest per year (in %)?
  9. 9.₹600 earns 4% simple interest per year. In how many years will the interest be ₹96?
  10. 10.Diya keeps ₹1800 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
  11. 11.₹2000 earns 7% simple interest per year. In how many years will the interest be ₹560?
  12. 12.Sneha keeps ₹1900 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 4 years?
  13. 13.Arjun has ₹1600. In a piggy bank it stays ₹1600. In a bank at 6% simple interest per year, how many rupees more will Arjun have after 1 year?
  14. 14.Vivaan keeps ₹1500 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 1 year?
  15. 15.Pooja keeps ₹1800 in a bank at 2% simple interest per year. How much money will there be after 3 years (in ₹)?
  16. 16.Gurpreet has ₹300. In a piggy bank it stays ₹300. In a bank at 4% simple interest per year, how many rupees more will Gurpreet have after 3 years?
  17. 17.Zoya keeps ₹200 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
  18. 18.Meera keeps ₹1500 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
  19. 19.₹1000 earns 2% simple interest per year. In how many years will the interest be ₹100?
  20. 20.Karan keeps ₹1400 in a bank at 4% simple interest per year. How much money will there be after 3 years (in ₹)?
  21. 21.Farhan keeps ₹1200 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 1 year?
  22. 22.Karan keeps ₹1400 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
  23. 23.Joseph keeps ₹1000 in a bank. After 4 years the simple interest is ₹360. What is the rate of interest per year (in %)?
  24. 24.Nisha keeps ₹1200 in a bank at 8% simple interest per year. How much money will there be after 4 years (in ₹)?
  25. 25.Aarav keeps ₹300 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 4 years?
  26. 26.Vivaan has ₹700. In a piggy bank it stays ₹700. In a bank at 4% simple interest per year, how many rupees more will Vivaan have after 3 years?
  27. 27.Riya keeps ₹1200 in a bank. After 5 years the simple interest is ₹600. What is the rate of interest per year (in %)?
  28. 28.Ananya keeps ₹600 in a bank. After 3 years the simple interest is ₹54. What is the rate of interest per year (in %)?
  29. 29.₹500 earns 4% simple interest per year. In how many years will the interest be ₹20?
  30. 30.₹1300 earns 5% simple interest per year. In how many years will the interest be ₹195?
  31. 31.Aarav keeps ₹1500 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
  32. 32.Karan has ₹1500. In a piggy bank it stays ₹1500. In a bank at 8% simple interest per year, how many rupees more will Karan have after 4 years?
  33. 33.Vivaan keeps ₹1000 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 4 years?
  34. 34.₹500 earns 8% simple interest per year. In how many years will the interest be ₹40?
  35. 35.Vivaan keeps ₹1100 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
  36. 36.Farhan keeps ₹300 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 5 years?
  37. 37.Ishaan has ₹1500. In a piggy bank it stays ₹1500. In a bank at 7% simple interest per year, how many rupees more will Ishaan have after 1 year?
  38. 38.Lakshmi keeps ₹1700 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 1 year?
  39. 39.₹400 earns 8% simple interest per year. In how many years will the interest be ₹96?
  40. 40.Rahul keeps ₹1300 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?

Answer key

  1. 3
  2. 1872
  3. 256
  4. 5
  5. 3
  6. 126
  7. 10
  8. 10
  9. 4
  10. 504
  11. 4
  12. 152
  13. 96
  14. 150
  15. 1908
  16. 36
  17. 12
  18. 420
  19. 5
  20. 1568
  21. 72
  22. 70
  23. 9
  24. 1584
  25. 72
  26. 84
  27. 10
  28. 3
  29. 1
  30. 3
  31. 90
  32. 480
  33. 160
  34. 1
  35. 1375
  36. 60
  37. 105
  38. 51
  39. 3
  40. 1378

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