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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 154 · 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.Sneha keeps ₹100 in a bank at 2% simple interest per year. How much money will there be after 4 years (in ₹)?
  2. 2.Tara keeps ₹600 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  3. 3.Aarav keeps ₹1000 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 4 years?
  4. 4.Priya keeps ₹1700 in a bank. After 5 years the simple interest is ₹765. What is the rate of interest per year (in %)?
  5. 5.₹300 earns 7% simple interest per year. In how many years will the interest be ₹21?
  6. 6.Gurpreet has ₹1900. In a piggy bank it stays ₹1900. In a bank at 5% simple interest per year, how many rupees more will Gurpreet have after 3 years?
  7. 7.Ishaan keeps ₹200 in a bank at 8% simple interest per year. How much money will there be after 3 years (in ₹)?
  8. 8.Rohan keeps ₹900 in a bank. After 5 years the simple interest is ₹135. What is the rate of interest per year (in %)?
  9. 9.Diya keeps ₹1600 in a bank. After 3 years the simple interest is ₹144. What is the rate of interest per year (in %)?
  10. 10.₹2000 earns 3% simple interest per year. In how many years will the interest be ₹300?
  11. 11.Rohan has ₹100. In a piggy bank it stays ₹100. In a bank at 4% simple interest per year, how many rupees more will Rohan have after 5 years?
  12. 12.Diya keeps ₹700 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 2 years?
  13. 13.Tara keeps ₹1700 in a bank at 10% simple interest per year. How much money will there be after 2 years (in ₹)?
  14. 14.Karan has ₹1400. In a piggy bank it stays ₹1400. In a bank at 4% simple interest per year, how many rupees more will Karan have after 3 years?
  15. 15.Rohan keeps ₹100 in a bank at 7% simple interest per year. How much money will there be after 1 year (in ₹)?
  16. 16.₹300 earns 7% simple interest per year. In how many years will the interest be ₹63?
  17. 17.Tara keeps ₹500 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
  18. 18.Rahul keeps ₹600 in a bank. After 3 years the simple interest is ₹162. What is the rate of interest per year (in %)?
  19. 19.Tara keeps ₹100 in a bank at 7% simple interest per year. How much money will there be after 1 year (in ₹)?
  20. 20.Tara keeps ₹1200 in a bank. After 4 years the simple interest is ₹336. What is the rate of interest per year (in %)?
  21. 21.Aarav keeps ₹600 in a bank. After 4 years the simple interest is ₹192. What is the rate of interest per year (in %)?
  22. 22.Riya has ₹1000. In a piggy bank it stays ₹1000. In a bank at 4% simple interest per year, how many rupees more will Riya have after 5 years?
  23. 23.Isha keeps ₹300 in a bank. After 2 years the simple interest is ₹48. What is the rate of interest per year (in %)?
  24. 24.Saanvi keeps ₹600 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  25. 25.Priya has ₹1900. In a piggy bank it stays ₹1900. In a bank at 8% simple interest per year, how many rupees more will Priya have after 2 years?
  26. 26.Kabir keeps ₹1700 in a bank at 5% simple interest per year. How much money will there be after 5 years (in ₹)?
  27. 27.Meera has ₹1300. In a piggy bank it stays ₹1300. In a bank at 6% simple interest per year, how many rupees more will Meera have after 1 year?
  28. 28.Arjun keeps ₹300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 3 years?
  29. 29.Arjun keeps ₹200 in a bank. After 1 year the simple interest is ₹16. What is the rate of interest per year (in %)?
  30. 30.Nisha keeps ₹700 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  31. 31.₹600 earns 4% simple interest per year. In how many years will the interest be ₹24?
  32. 32.Manav keeps ₹2000 in a bank at 10% simple interest per year. How much money will there be after 4 years (in ₹)?
  33. 33.Kabir keeps ₹300 in a bank at 7% simple interest per year. How much money will there be after 5 years (in ₹)?
  34. 34.₹1000 earns 8% simple interest per year. In how many years will the interest be ₹400?
  35. 35.₹600 earns 10% simple interest per year. In how many years will the interest be ₹300?
  36. 36.Kavya has ₹1800. In a piggy bank it stays ₹1800. In a bank at 6% simple interest per year, how many rupees more will Kavya have after 1 year?
  37. 37.₹1700 earns 6% simple interest per year. In how many years will the interest be ₹102?
  38. 38.Farhan keeps ₹300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 1 year?
  39. 39.Joseph keeps ₹1100 in a bank at 5% simple interest per year. How much money will there be after 2 years (in ₹)?
  40. 40.Diya keeps ₹1200 in a bank. After 5 years the simple interest is ₹180. What is the rate of interest per year (in %)?

Answer key

  1. 108
  2. 24
  3. 80
  4. 9
  5. 1
  6. 285
  7. 248
  8. 3
  9. 3
  10. 5
  11. 20
  12. 42
  13. 2040
  14. 168
  15. 107
  16. 3
  17. 75
  18. 9
  19. 107
  20. 7
  21. 8
  22. 200
  23. 8
  24. 690
  25. 304
  26. 2125
  27. 78
  28. 27
  29. 8
  30. 28
  31. 1
  32. 2800
  33. 405
  34. 5
  35. 5
  36. 108
  37. 1
  38. 9
  39. 1210
  40. 3

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