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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 74 · 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.₹100 earns 2% simple interest per year. In how many years will the interest be ₹8?
  2. 2.Karan keeps ₹600 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 2 years?
  3. 3.Manav keeps ₹100 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
  4. 4.Kavya keeps ₹1700 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
  5. 5.₹100 earns 7% simple interest per year. In how many years will the interest be ₹21?
  6. 6.₹1000 earns 8% simple interest per year. In how many years will the interest be ₹80?
  7. 7.Ishaan keeps ₹1500 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
  8. 8.Sneha has ₹300. In a piggy bank it stays ₹300. In a bank at 6% simple interest per year, how many rupees more will Sneha have after 1 year?
  9. 9.₹200 earns 8% simple interest per year. In how many years will the interest be ₹16?
  10. 10.Lakshmi keeps ₹1700 in a bank. After 4 years the simple interest is ₹136. What is the rate of interest per year (in %)?
  11. 11.Meera keeps ₹400 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 2 years?
  12. 12.Lakshmi keeps ₹500 in a bank at 6% simple interest per year. How much money will there be after 3 years (in ₹)?
  13. 13.Ananya keeps ₹600 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
  14. 14.Manav keeps ₹1500 in a bank at 9% simple interest per year. How much money will there be after 4 years (in ₹)?
  15. 15.Manav has ₹1300. In a piggy bank it stays ₹1300. In a bank at 4% simple interest per year, how many rupees more will Manav have after 1 year?
  16. 16.Rahul keeps ₹200 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 4 years?
  17. 17.Ananya keeps ₹400 in a bank. After 2 years the simple interest is ₹32. What is the rate of interest per year (in %)?
  18. 18.Isha keeps ₹1500 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
  19. 19.Rahul has ₹1300. In a piggy bank it stays ₹1300. In a bank at 6% simple interest per year, how many rupees more will Rahul have after 5 years?
  20. 20.Rahul keeps ₹500 in a bank. After 4 years the simple interest is ₹180. What is the rate of interest per year (in %)?
  21. 21.Diya has ₹200. In a piggy bank it stays ₹200. In a bank at 6% simple interest per year, how many rupees more will Diya have after 5 years?
  22. 22.Rohan keeps ₹1100 in a bank at 6% simple interest per year. How much money will there be after 1 year (in ₹)?
  23. 23.₹1500 earns 3% simple interest per year. In how many years will the interest be ₹45?
  24. 24.Karan keeps ₹600 in a bank. After 4 years the simple interest is ₹240. What is the rate of interest per year (in %)?
  25. 25.Vivaan keeps ₹400 in a bank. After 4 years the simple interest is ₹128. What is the rate of interest per year (in %)?
  26. 26.Tara keeps ₹300 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 1 year?
  27. 27.Rohan keeps ₹2000 in a bank. After 2 years the simple interest is ₹360. What is the rate of interest per year (in %)?
  28. 28.Manav keeps ₹700 in a bank. After 4 years the simple interest is ₹84. What is the rate of interest per year (in %)?
  29. 29.Isha keeps ₹700 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 5 years?
  30. 30.Kabir has ₹800. In a piggy bank it stays ₹800. In a bank at 8% simple interest per year, how many rupees more will Kabir have after 2 years?
  31. 31.₹1700 earns 9% simple interest per year. In how many years will the interest be ₹459?
  32. 32.Rahul keeps ₹400 in a bank. After 1 year the simple interest is ₹8. What is the rate of interest per year (in %)?
  33. 33.Aarav keeps ₹500 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  34. 34.Kabir keeps ₹1300 in a bank. After 4 years the simple interest is ₹104. What is the rate of interest per year (in %)?
  35. 35.Arjun keeps ₹600 in a bank at 6% simple interest per year. How much money will there be after 5 years (in ₹)?
  36. 36.Lakshmi has ₹900. In a piggy bank it stays ₹900. In a bank at 4% simple interest per year, how many rupees more will Lakshmi have after 3 years?
  37. 37.Priya keeps ₹1000 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 5 years?
  38. 38.Nisha has ₹1400. In a piggy bank it stays ₹1400. In a bank at 2% simple interest per year, how many rupees more will Nisha have after 4 years?
  39. 39.Dev keeps ₹1900 in a bank. After 4 years the simple interest is ₹456. What is the rate of interest per year (in %)?
  40. 40.Lakshmi has ₹600. In a piggy bank it stays ₹600. In a bank at 3% simple interest per year, how many rupees more will Lakshmi have after 5 years?

Answer key

  1. 4
  2. 120
  3. 106
  4. 680
  5. 3
  6. 1
  7. 150
  8. 18
  9. 1
  10. 2
  11. 80
  12. 590
  13. 54
  14. 2040
  15. 52
  16. 32
  17. 4
  18. 1635
  19. 390
  20. 9
  21. 60
  22. 1166
  23. 1
  24. 10
  25. 8
  26. 24
  27. 9
  28. 3
  29. 175
  30. 128
  31. 3
  32. 2
  33. 575
  34. 2
  35. 780
  36. 108
  37. 200
  38. 112
  39. 6
  40. 90

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