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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 119 · 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 7% simple interest per year. In how many years will the interest be ₹42?
  2. 2.Manav keeps ₹1800 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 4 years?
  3. 3.₹500 earns 5% simple interest per year. In how many years will the interest be ₹25?
  4. 4.Arjun has ₹500. In a piggy bank it stays ₹500. In a bank at 4% simple interest per year, how many rupees more will Arjun have after 4 years?
  5. 5.Rohan keeps ₹100 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?
  6. 6.Aarav keeps ₹600 in a bank at 8% simple interest per year. How much money will there be after 5 years (in ₹)?
  7. 7.Dev keeps ₹500 in a bank. After 1 year the simple interest is ₹15. What is the rate of interest per year (in %)?
  8. 8.Priya keeps ₹1200 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
  9. 9.₹200 earns 10% simple interest per year. In how many years will the interest be ₹40?
  10. 10.Ananya keeps ₹900 in a bank at 4% simple interest per year. How much money will there be after 3 years (in ₹)?
  11. 11.Priya keeps ₹100 in a bank at 4% simple interest per year. How much money will there be after 5 years (in ₹)?
  12. 12.Ananya keeps ₹1800 in a bank at 4% simple interest per year. How much money will there be after 1 year (in ₹)?
  13. 13.₹200 earns 10% simple interest per year. In how many years will the interest be ₹100?
  14. 14.Arjun keeps ₹300 in a bank at 10% simple interest per year. How much money will there be after 1 year (in ₹)?
  15. 15.Vivaan keeps ₹1100 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
  16. 16.Vivaan has ₹700. In a piggy bank it stays ₹700. In a bank at 9% simple interest per year, how many rupees more will Vivaan have after 5 years?
  17. 17.₹1900 earns 8% simple interest per year. In how many years will the interest be ₹304?
  18. 18.Saanvi keeps ₹2000 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
  19. 19.₹700 earns 5% simple interest per year. In how many years will the interest be ₹175?
  20. 20.₹400 earns 2% simple interest per year. In how many years will the interest be ₹24?
  21. 21.₹300 earns 8% simple interest per year. In how many years will the interest be ₹48?
  22. 22.₹800 earns 3% simple interest per year. In how many years will the interest be ₹24?
  23. 23.Manav keeps ₹900 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
  24. 24.Karan keeps ₹1200 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
  25. 25.₹2000 earns 8% simple interest per year. In how many years will the interest be ₹160?
  26. 26.Isha has ₹900. In a piggy bank it stays ₹900. In a bank at 2% simple interest per year, how many rupees more will Isha have after 1 year?
  27. 27.₹1300 earns 3% simple interest per year. In how many years will the interest be ₹117?
  28. 28.Rahul keeps ₹600 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 1 year?
  29. 29.₹900 earns 2% simple interest per year. In how many years will the interest be ₹18?
  30. 30.₹100 earns 5% simple interest per year. In how many years will the interest be ₹5?
  31. 31.Sneha keeps ₹1700 in a bank at 10% simple interest per year. How much money will there be after 5 years (in ₹)?
  32. 32.₹1200 earns 4% simple interest per year. In how many years will the interest be ₹144?
  33. 33.Rahul keeps ₹1400 in a bank. After 5 years the simple interest is ₹350. What is the rate of interest per year (in %)?
  34. 34.Farhan keeps ₹1700 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 1 year?
  35. 35.Aditya keeps ₹1300 in a bank. After 2 years the simple interest is ₹156. What is the rate of interest per year (in %)?
  36. 36.Priya keeps ₹500 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  37. 37.Vivaan keeps ₹900 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
  38. 38.Gurpreet keeps ₹100 in a bank. After 1 year the simple interest is ₹6. What is the rate of interest per year (in %)?
  39. 39.Ananya keeps ₹300 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
  40. 40.Karan keeps ₹400 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?

Answer key

  1. 1
  2. 216
  3. 1
  4. 80
  5. 105
  6. 840
  7. 3
  8. 384
  9. 2
  10. 1008
  11. 120
  12. 1872
  13. 5
  14. 330
  15. 1408
  16. 315
  17. 2
  18. 2180
  19. 5
  20. 3
  21. 2
  22. 1
  23. 45
  24. 72
  25. 1
  26. 18
  27. 3
  28. 60
  29. 1
  30. 1
  31. 2550
  32. 3
  33. 5
  34. 119
  35. 6
  36. 20
  37. 108
  38. 6
  39. 327
  40. 412

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