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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 200 · 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 keeps ₹700 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 5 years?
  2. 2.Diya keeps ₹400 in a bank. After 3 years the simple interest is ₹48. What is the rate of interest per year (in %)?
  3. 3.Nisha keeps ₹1100 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
  4. 4.Ananya keeps ₹1900 in a bank at 9% simple interest per year. How much money will there be after 2 years (in ₹)?
  5. 5.Karan keeps ₹1700 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
  6. 6.Farhan keeps ₹200 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  7. 7.Lakshmi keeps ₹200 in a bank at 3% simple interest per year. How much money will there be after 1 year (in ₹)?
  8. 8.Aditya keeps ₹1600 in a bank at 9% simple interest per year. How much money will there be after 2 years (in ₹)?
  9. 9.Kavya has ₹1000. In a piggy bank it stays ₹1000. In a bank at 7% simple interest per year, how many rupees more will Kavya have after 2 years?
  10. 10.Tara has ₹1900. In a piggy bank it stays ₹1900. In a bank at 3% simple interest per year, how many rupees more will Tara have after 3 years?
  11. 11.Ishaan keeps ₹1000 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 3 years?
  12. 12.Ishaan keeps ₹900 in a bank. After 5 years the simple interest is ₹90. What is the rate of interest per year (in %)?
  13. 13.Vivaan keeps ₹500 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
  14. 14.Gurpreet keeps ₹1800 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
  15. 15.Dev has ₹1100. In a piggy bank it stays ₹1100. In a bank at 2% simple interest per year, how many rupees more will Dev have after 1 year?
  16. 16.Zoya has ₹2000. In a piggy bank it stays ₹2000. In a bank at 6% simple interest per year, how many rupees more will Zoya have after 1 year?
  17. 17.Karan keeps ₹1300 in a bank. After 4 years the simple interest is ₹260. What is the rate of interest per year (in %)?
  18. 18.Arjun has ₹100. In a piggy bank it stays ₹100. In a bank at 7% simple interest per year, how many rupees more will Arjun have after 3 years?
  19. 19.Nisha keeps ₹600 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
  20. 20.₹1600 earns 9% simple interest per year. In how many years will the interest be ₹720?
  21. 21.₹1100 earns 4% simple interest per year. In how many years will the interest be ₹220?
  22. 22.₹600 earns 3% simple interest per year. In how many years will the interest be ₹72?
  23. 23.Arjun keeps ₹1200 in a bank at 6% simple interest per year. How much money will there be after 3 years (in ₹)?
  24. 24.₹1800 earns 8% simple interest per year. In how many years will the interest be ₹144?
  25. 25.Dev keeps ₹1500 in a bank. After 3 years the simple interest is ₹405. What is the rate of interest per year (in %)?
  26. 26.₹1100 earns 3% simple interest per year. In how many years will the interest be ₹165?
  27. 27.Rahul keeps ₹600 in a bank at 8% simple interest per year. How much money will there be after 1 year (in ₹)?
  28. 28.Riya keeps ₹1800 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 3 years?
  29. 29.Sneha keeps ₹400 in a bank. After 5 years the simple interest is ₹160. What is the rate of interest per year (in %)?
  30. 30.Meera keeps ₹1100 in a bank at 8% simple interest per year. How much money will there be after 2 years (in ₹)?
  31. 31.Isha has ₹1600. In a piggy bank it stays ₹1600. In a bank at 10% simple interest per year, how many rupees more will Isha have after 2 years?
  32. 32.₹1600 earns 2% simple interest per year. In how many years will the interest be ₹32?
  33. 33.Pooja has ₹1200. In a piggy bank it stays ₹1200. In a bank at 2% simple interest per year, how many rupees more will Pooja have after 1 year?
  34. 34.Priya keeps ₹1700 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
  35. 35.₹400 earns 8% simple interest per year. In how many years will the interest be ₹32?
  36. 36.Rahul keeps ₹200 in a bank. After 1 year the simple interest is ₹14. What is the rate of interest per year (in %)?
  37. 37.₹500 earns 3% simple interest per year. In how many years will the interest be ₹15?
  38. 38.Rahul keeps ₹1900 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
  39. 39.Aarav has ₹1500. In a piggy bank it stays ₹1500. In a bank at 7% simple interest per year, how many rupees more will Aarav have after 3 years?
  40. 40.₹1000 earns 6% simple interest per year. In how many years will the interest be ₹300?

Answer key

  1. 70
  2. 4
  3. 1199
  4. 2242
  5. 153
  6. 28
  7. 206
  8. 1888
  9. 140
  10. 171
  11. 90
  12. 2
  13. 90
  14. 1908
  15. 22
  16. 120
  17. 5
  18. 21
  19. 192
  20. 5
  21. 5
  22. 4
  23. 1416
  24. 1
  25. 9
  26. 5
  27. 648
  28. 324
  29. 8
  30. 1276
  31. 320
  32. 1
  33. 24
  34. 680
  35. 1
  36. 7
  37. 1
  38. 95
  39. 315
  40. 5

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