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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 203 · 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).

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  1. 1.Isha keeps ₹500 in a bank at 5% simple interest per year. How much money will there be after 1 year (in ₹)?
  2. 2.Riya keeps ₹100 in a bank. After 2 years the simple interest is ₹6. What is the rate of interest per year (in %)?
  3. 3.Kabir keeps ₹1700 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
  4. 4.Kabir has ₹600. In a piggy bank it stays ₹600. In a bank at 5% simple interest per year, how many rupees more will Kabir have after 5 years?
  5. 5.Aarav keeps ₹100 in a bank at 2% simple interest per year. How much money will there be after 5 years (in ₹)?
  6. 6.Dev keeps ₹2000 in a bank at 9% simple interest per year. How much money will there be after 1 year (in ₹)?
  7. 7.Dev keeps ₹100 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
  8. 8.Isha has ₹1100. In a piggy bank it stays ₹1100. In a bank at 3% simple interest per year, how many rupees more will Isha have after 3 years?
  9. 9.Ananya has ₹600. In a piggy bank it stays ₹600. In a bank at 4% simple interest per year, how many rupees more will Ananya have after 1 year?
  10. 10.Rahul has ₹200. In a piggy bank it stays ₹200. In a bank at 9% simple interest per year, how many rupees more will Rahul have after 5 years?
  11. 11.Zoya has ₹2000. In a piggy bank it stays ₹2000. In a bank at 3% simple interest per year, how many rupees more will Zoya have after 4 years?
  12. 12.Tara keeps ₹1500 in a bank at 10% simple interest per year. How much money will there be after 3 years (in ₹)?
  13. 13.₹2000 earns 7% simple interest per year. In how many years will the interest be ₹560?
  14. 14.Nisha keeps ₹1900 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 1 year?
  15. 15.Sneha keeps ₹900 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
  16. 16.Rohan keeps ₹1200 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
  17. 17.Zoya keeps ₹1200 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 2 years?
  18. 18.₹1600 earns 9% simple interest per year. In how many years will the interest be ₹576?
  19. 19.Aditya keeps ₹300 in a bank. After 5 years the simple interest is ₹60. What is the rate of interest per year (in %)?
  20. 20.₹100 earns 3% simple interest per year. In how many years will the interest be ₹6?
  21. 21.₹400 earns 6% simple interest per year. In how many years will the interest be ₹48?
  22. 22.Ananya has ₹600. In a piggy bank it stays ₹600. In a bank at 6% simple interest per year, how many rupees more will Ananya have after 2 years?
  23. 23.Ishaan has ₹300. In a piggy bank it stays ₹300. In a bank at 2% simple interest per year, how many rupees more will Ishaan have after 3 years?
  24. 24.₹1400 earns 4% simple interest per year. In how many years will the interest be ₹168?
  25. 25.₹1500 earns 9% simple interest per year. In how many years will the interest be ₹405?
  26. 26.Zoya keeps ₹500 in a bank at 6% simple interest per year. How much money will there be after 3 years (in ₹)?
  27. 27.Isha has ₹300. In a piggy bank it stays ₹300. In a bank at 3% simple interest per year, how many rupees more will Isha have after 3 years?
  28. 28.Kavya has ₹1600. In a piggy bank it stays ₹1600. In a bank at 9% simple interest per year, how many rupees more will Kavya have after 1 year?
  29. 29.Gurpreet keeps ₹1000 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 5 years?
  30. 30.₹1100 earns 8% simple interest per year. In how many years will the interest be ₹352?
  31. 31.Kavya keeps ₹500 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 2 years?
  32. 32.Rohan keeps ₹100 in a bank at 7% simple interest per year. How much money will there be after 4 years (in ₹)?
  33. 33.Kabir keeps ₹1100 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
  34. 34.Joseph keeps ₹600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
  35. 35.Pooja keeps ₹200 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
  36. 36.Rahul has ₹400. In a piggy bank it stays ₹400. In a bank at 2% simple interest per year, how many rupees more will Rahul have after 4 years?
  37. 37.Kabir keeps ₹1800 in a bank. After 5 years the simple interest is ₹900. What is the rate of interest per year (in %)?
  38. 38.Riya has ₹100. In a piggy bank it stays ₹100. In a bank at 7% simple interest per year, how many rupees more will Riya have after 2 years?
  39. 39.₹900 earns 9% simple interest per year. In how many years will the interest be ₹324?
  40. 40.Kabir has ₹900. In a piggy bank it stays ₹900. In a bank at 3% simple interest per year, how many rupees more will Kabir have after 2 years?

Answer key

  1. 525
  2. 3
  3. 765
  4. 150
  5. 110
  6. 2180
  7. 28
  8. 99
  9. 24
  10. 90
  11. 240
  12. 1950
  13. 4
  14. 95
  15. 108
  16. 108
  17. 192
  18. 4
  19. 4
  20. 2
  21. 2
  22. 72
  23. 18
  24. 3
  25. 3
  26. 590
  27. 27
  28. 144
  29. 100
  30. 4
  31. 40
  32. 128
  33. 1122
  34. 210
  35. 18
  36. 32
  37. 10
  38. 14
  39. 4
  40. 54

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