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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 241 · 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.Saanvi keeps ₹1300 in a bank at 7% simple interest per year. How much money will there be after 2 years (in ₹)?
  2. 2.Aditya has ₹300. In a piggy bank it stays ₹300. In a bank at 6% simple interest per year, how many rupees more will Aditya have after 4 years?
  3. 3.Ishaan keeps ₹1800 in a bank. After 3 years the simple interest is ₹216. What is the rate of interest per year (in %)?
  4. 4.₹100 earns 8% simple interest per year. In how many years will the interest be ₹16?
  5. 5.Rohan keeps ₹1400 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
  6. 6.Manav keeps ₹1800 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 3 years?
  7. 7.₹300 earns 3% simple interest per year. In how many years will the interest be ₹45?
  8. 8.Isha keeps ₹1900 in a bank. After 5 years the simple interest is ₹950. What is the rate of interest per year (in %)?
  9. 9.Zoya has ₹600. In a piggy bank it stays ₹600. In a bank at 3% simple interest per year, how many rupees more will Zoya have after 5 years?
  10. 10.Lakshmi keeps ₹200 in a bank. After 2 years the simple interest is ₹40. What is the rate of interest per year (in %)?
  11. 11.₹2000 earns 8% simple interest per year. In how many years will the interest be ₹320?
  12. 12.Kabir keeps ₹300 in a bank at 3% simple interest per year. How much money will there be after 3 years (in ₹)?
  13. 13.Ishaan has ₹1300. In a piggy bank it stays ₹1300. In a bank at 2% simple interest per year, how many rupees more will Ishaan have after 3 years?
  14. 14.Kabir keeps ₹2000 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  15. 15.Diya keeps ₹1300 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
  16. 16.Kabir keeps ₹2000 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 1 year?
  17. 17.Ananya keeps ₹1900 in a bank at 10% simple interest per year. How much money will there be after 2 years (in ₹)?
  18. 18.Zoya keeps ₹1600 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 4 years?
  19. 19.Kabir keeps ₹1600 in a bank at 8% simple interest per year. How much money will there be after 5 years (in ₹)?
  20. 20.Rahul keeps ₹100 in a bank at 4% simple interest per year. How much money will there be after 2 years (in ₹)?
  21. 21.Diya has ₹300. In a piggy bank it stays ₹300. In a bank at 6% simple interest per year, how many rupees more will Diya have after 1 year?
  22. 22.Joseph has ₹300. In a piggy bank it stays ₹300. In a bank at 6% simple interest per year, how many rupees more will Joseph have after 1 year?
  23. 23.Ishaan keeps ₹500 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  24. 24.Riya keeps ₹800 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
  25. 25.Rohan has ₹900. In a piggy bank it stays ₹900. In a bank at 4% simple interest per year, how many rupees more will Rohan have after 3 years?
  26. 26.₹200 earns 5% simple interest per year. In how many years will the interest be ₹30?
  27. 27.₹500 earns 5% simple interest per year. In how many years will the interest be ₹50?
  28. 28.Riya keeps ₹300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 1 year?
  29. 29.Tara has ₹800. In a piggy bank it stays ₹800. In a bank at 3% simple interest per year, how many rupees more will Tara have after 5 years?
  30. 30.Joseph keeps ₹400 in a bank at 2% simple interest per year. How much money will there be after 4 years (in ₹)?
  31. 31.Meera keeps ₹1200 in a bank. After 4 years the simple interest is ₹384. What is the rate of interest per year (in %)?
  32. 32.Dev keeps ₹1800 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 5 years?
  33. 33.Aditya keeps ₹1600 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 3 years?
  34. 34.Nisha has ₹1500. In a piggy bank it stays ₹1500. In a bank at 7% simple interest per year, how many rupees more will Nisha have after 4 years?
  35. 35.Priya has ₹1800. In a piggy bank it stays ₹1800. In a bank at 3% simple interest per year, how many rupees more will Priya have after 1 year?
  36. 36.Rahul keeps ₹400 in a bank. After 5 years the simple interest is ₹80. What is the rate of interest per year (in %)?
  37. 37.Kabir keeps ₹1600 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
  38. 38.₹1600 earns 8% simple interest per year. In how many years will the interest be ₹128?
  39. 39.Arjun keeps ₹1000 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
  40. 40.Rahul has ₹100. In a piggy bank it stays ₹100. In a bank at 9% simple interest per year, how many rupees more will Rahul have after 1 year?

Answer key

  1. 1482
  2. 72
  3. 4
  4. 2
  5. 140
  6. 216
  7. 5
  8. 10
  9. 90
  10. 10
  11. 2
  12. 327
  13. 78
  14. 80
  15. 130
  16. 40
  17. 2280
  18. 192
  19. 2240
  20. 108
  21. 18
  22. 18
  23. 20
  24. 256
  25. 108
  26. 3
  27. 2
  28. 9
  29. 120
  30. 432
  31. 8
  32. 360
  33. 384
  34. 420
  35. 54
  36. 4
  37. 1696
  38. 1
  39. 100
  40. 9

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