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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 237 · 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 ₹1600. In a piggy bank it stays ₹1600. In a bank at 5% simple interest per year, how many rupees more will Rohan have after 4 years?
  2. 2.₹1900 earns 3% simple interest per year. In how many years will the interest be ₹285?
  3. 3.Aarav keeps ₹700 in a bank. After 1 year the simple interest is ₹14. What is the rate of interest per year (in %)?
  4. 4.Manav has ₹1500. In a piggy bank it stays ₹1500. In a bank at 4% simple interest per year, how many rupees more will Manav have after 2 years?
  5. 5.₹1900 earns 10% simple interest per year. In how many years will the interest be ₹950?
  6. 6.Meera keeps ₹1600 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 1 year?
  7. 7.Riya keeps ₹300 in a bank. After 5 years the simple interest is ₹45. What is the rate of interest per year (in %)?
  8. 8.Meera keeps ₹1800 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 2 years?
  9. 9.Kabir keeps ₹500 in a bank at 10% simple interest per year. How much money will there be after 2 years (in ₹)?
  10. 10.Kabir has ₹1400. In a piggy bank it stays ₹1400. In a bank at 7% simple interest per year, how many rupees more will Kabir have after 1 year?
  11. 11.Isha keeps ₹2000 in a bank. After 1 year the simple interest is ₹80. What is the rate of interest per year (in %)?
  12. 12.₹1100 earns 9% simple interest per year. In how many years will the interest be ₹99?
  13. 13.Ishaan keeps ₹700 in a bank at 6% simple interest per year. How much money will there be after 1 year (in ₹)?
  14. 14.Arjun has ₹1200. In a piggy bank it stays ₹1200. In a bank at 7% simple interest per year, how many rupees more will Arjun have after 5 years?
  15. 15.Vivaan keeps ₹1700 in a bank. After 1 year the simple interest is ₹102. What is the rate of interest per year (in %)?
  16. 16.Kabir has ₹300. In a piggy bank it stays ₹300. In a bank at 6% simple interest per year, how many rupees more will Kabir have after 3 years?
  17. 17.Ishaan keeps ₹200 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
  18. 18.₹1200 earns 5% simple interest per year. In how many years will the interest be ₹120?
  19. 19.Rahul keeps ₹1800 in a bank. After 1 year the simple interest is ₹162. What is the rate of interest per year (in %)?
  20. 20.Zoya keeps ₹300 in a bank at 9% simple interest per year. How much money will there be after 3 years (in ₹)?
  21. 21.Vivaan has ₹1900. In a piggy bank it stays ₹1900. In a bank at 5% simple interest per year, how many rupees more will Vivaan have after 3 years?
  22. 22.Rahul keeps ₹400 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 1 year?
  23. 23.₹1300 earns 7% simple interest per year. In how many years will the interest be ₹91?
  24. 24.Kavya keeps ₹1600 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 3 years?
  25. 25.Vivaan has ₹800. In a piggy bank it stays ₹800. In a bank at 4% simple interest per year, how many rupees more will Vivaan have after 3 years?
  26. 26.Priya keeps ₹1500 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 4 years?
  27. 27.Riya keeps ₹1400 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
  28. 28.Dev keeps ₹700 in a bank. After 4 years the simple interest is ₹280. What is the rate of interest per year (in %)?
  29. 29.₹1000 earns 7% simple interest per year. In how many years will the interest be ₹350?
  30. 30.Priya keeps ₹1800 in a bank at 4% simple interest per year. How much money will there be after 3 years (in ₹)?
  31. 31.Nisha keeps ₹1000 in a bank. After 1 year the simple interest is ₹100. What is the rate of interest per year (in %)?
  32. 32.Gurpreet keeps ₹1800 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
  33. 33.Ishaan has ₹400. In a piggy bank it stays ₹400. In a bank at 6% simple interest per year, how many rupees more will Ishaan have after 2 years?
  34. 34.Aarav keeps ₹1500 in a bank at 7% simple interest per year. How much money will there be after 5 years (in ₹)?
  35. 35.Kavya keeps ₹1300 in a bank at 10% simple interest per year. How much money will there be after 1 year (in ₹)?
  36. 36.Pooja keeps ₹100 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  37. 37.Meera keeps ₹1000 in a bank at 10% simple interest per year. How much money will there be after 4 years (in ₹)?
  38. 38.Aarav keeps ₹200 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  39. 39.₹200 earns 3% simple interest per year. In how many years will the interest be ₹18?
  40. 40.Ishaan keeps ₹1800 in a bank. After 3 years the simple interest is ₹378. What is the rate of interest per year (in %)?

Answer key

  1. 320
  2. 5
  3. 2
  4. 120
  5. 5
  6. 96
  7. 3
  8. 216
  9. 600
  10. 98
  11. 4
  12. 1
  13. 742
  14. 420
  15. 6
  16. 54
  17. 218
  18. 2
  19. 9
  20. 381
  21. 285
  22. 24
  23. 1
  24. 288
  25. 96
  26. 600
  27. 1428
  28. 10
  29. 5
  30. 2016
  31. 10
  32. 432
  33. 48
  34. 2025
  35. 1430
  36. 14
  37. 1400
  38. 28
  39. 3
  40. 7

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