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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 133 · 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.Aarav keeps ₹400 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
  2. 2.Riya keeps ₹1900 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
  3. 3.Manav keeps ₹100 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
  4. 4.Ananya keeps ₹1600 in a bank. After 5 years the simple interest is ₹560. What is the rate of interest per year (in %)?
  5. 5.₹900 earns 8% simple interest per year. In how many years will the interest be ₹360?
  6. 6.Vivaan has ₹1100. In a piggy bank it stays ₹1100. In a bank at 6% simple interest per year, how many rupees more will Vivaan have after 5 years?
  7. 7.Meera keeps ₹900 in a bank. After 2 years the simple interest is ₹144. What is the rate of interest per year (in %)?
  8. 8.₹700 earns 2% simple interest per year. In how many years will the interest be ₹28?
  9. 9.₹400 earns 10% simple interest per year. In how many years will the interest be ₹80?
  10. 10.₹1700 earns 10% simple interest per year. In how many years will the interest be ₹170?
  11. 11.Diya keeps ₹1400 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 3 years?
  12. 12.Joseph keeps ₹1200 in a bank. After 4 years the simple interest is ₹144. What is the rate of interest per year (in %)?
  13. 13.Farhan keeps ₹600 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
  14. 14.₹1200 earns 10% simple interest per year. In how many years will the interest be ₹480?
  15. 15.₹1700 earns 9% simple interest per year. In how many years will the interest be ₹153?
  16. 16.Meera keeps ₹500 in a bank. After 4 years the simple interest is ₹120. What is the rate of interest per year (in %)?
  17. 17.Rohan has ₹1900. In a piggy bank it stays ₹1900. In a bank at 3% simple interest per year, how many rupees more will Rohan have after 2 years?
  18. 18.Kabir keeps ₹1000 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 4 years?
  19. 19.Tara keeps ₹400 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 2 years?
  20. 20.Rahul keeps ₹400 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 3 years?
  21. 21.Farhan has ₹1400. In a piggy bank it stays ₹1400. In a bank at 3% simple interest per year, how many rupees more will Farhan have after 2 years?
  22. 22.₹900 earns 7% simple interest per year. In how many years will the interest be ₹63?
  23. 23.Isha keeps ₹1500 in a bank at 6% simple interest per year. How much money will there be after 4 years (in ₹)?
  24. 24.Farhan keeps ₹1400 in a bank. After 1 year the simple interest is ₹84. What is the rate of interest per year (in %)?
  25. 25.Arjun keeps ₹800 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
  26. 26.Nisha keeps ₹1600 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
  27. 27.₹1800 earns 5% simple interest per year. In how many years will the interest be ₹360?
  28. 28.Gurpreet keeps ₹200 in a bank. After 3 years the simple interest is ₹24. What is the rate of interest per year (in %)?
  29. 29.Kabir has ₹1300. In a piggy bank it stays ₹1300. In a bank at 5% simple interest per year, how many rupees more will Kabir have after 4 years?
  30. 30.Saanvi keeps ₹1400 in a bank. After 2 years the simple interest is ₹168. What is the rate of interest per year (in %)?
  31. 31.₹800 earns 8% simple interest per year. In how many years will the interest be ₹256?
  32. 32.₹1600 earns 2% simple interest per year. In how many years will the interest be ₹32?
  33. 33.Saanvi keeps ₹500 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
  34. 34.Zoya keeps ₹500 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
  35. 35.Farhan keeps ₹600 in a bank. After 3 years the simple interest is ₹72. What is the rate of interest per year (in %)?
  36. 36.Manav keeps ₹300 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 1 year?
  37. 37.₹100 earns 8% simple interest per year. In how many years will the interest be ₹40?
  38. 38.Isha keeps ₹2000 in a bank. After 1 year the simple interest is ₹180. What is the rate of interest per year (in %)?
  39. 39.₹600 earns 9% simple interest per year. In how many years will the interest be ₹54?
  40. 40.Isha keeps ₹500 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?

Answer key

  1. 496
  2. 342
  3. 24
  4. 7
  5. 5
  6. 330
  7. 8
  8. 2
  9. 2
  10. 1
  11. 294
  12. 3
  13. 744
  14. 4
  15. 1
  16. 6
  17. 114
  18. 400
  19. 64
  20. 24
  21. 84
  22. 1
  23. 1860
  24. 6
  25. 1024
  26. 2048
  27. 4
  28. 4
  29. 260
  30. 6
  31. 4
  32. 1
  33. 50
  34. 545
  35. 4
  36. 21
  37. 5
  38. 9
  39. 1
  40. 525

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