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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 87 · 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.Saanvi keeps ₹1400 in a bank. After 3 years the simple interest is ₹126. What is the rate of interest per year (in %)?
  2. 2.Ananya keeps ₹1200 in a bank. After 5 years the simple interest is ₹420. What is the rate of interest per year (in %)?
  3. 3.Kabir keeps ₹900 in a bank. After 3 years the simple interest is ₹81. What is the rate of interest per year (in %)?
  4. 4.₹1600 earns 4% simple interest per year. In how many years will the interest be ₹64?
  5. 5.₹300 earns 5% simple interest per year. In how many years will the interest be ₹60?
  6. 6.Kavya keeps ₹1100 in a bank. After 5 years the simple interest is ₹275. What is the rate of interest per year (in %)?
  7. 7.₹200 earns 5% simple interest per year. In how many years will the interest be ₹50?
  8. 8.Ishaan keeps ₹1800 in a bank at 10% simple interest per year. How much money will there be after 1 year (in ₹)?
  9. 9.Kabir keeps ₹200 in a bank. After 3 years the simple interest is ₹54. What is the rate of interest per year (in %)?
  10. 10.₹1100 earns 8% simple interest per year. In how many years will the interest be ₹88?
  11. 11.Rahul has ₹300. In a piggy bank it stays ₹300. In a bank at 10% simple interest per year, how many rupees more will Rahul have after 1 year?
  12. 12.Saanvi keeps ₹2000 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 5 years?
  13. 13.Aditya keeps ₹900 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 2 years?
  14. 14.Zoya keeps ₹500 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
  15. 15.Manav keeps ₹100 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 2 years?
  16. 16.Vivaan keeps ₹400 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
  17. 17.Tara keeps ₹200 in a bank. After 3 years the simple interest is ₹18. What is the rate of interest per year (in %)?
  18. 18.Aditya has ₹400. In a piggy bank it stays ₹400. In a bank at 4% simple interest per year, how many rupees more will Aditya have after 5 years?
  19. 19.Aarav keeps ₹1300 in a bank at 4% simple interest per year. How much money will there be after 5 years (in ₹)?
  20. 20.Riya keeps ₹1600 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 4 years?
  21. 21.Ishaan keeps ₹1700 in a bank at 2% simple interest per year. How much money will there be after 3 years (in ₹)?
  22. 22.Isha has ₹300. In a piggy bank it stays ₹300. In a bank at 5% simple interest per year, how many rupees more will Isha have after 1 year?
  23. 23.Meera has ₹400. In a piggy bank it stays ₹400. In a bank at 2% simple interest per year, how many rupees more will Meera have after 5 years?
  24. 24.Saanvi keeps ₹1800 in a bank at 8% simple interest per year. How much money will there be after 5 years (in ₹)?
  25. 25.Joseph has ₹1200. In a piggy bank it stays ₹1200. In a bank at 6% simple interest per year, how many rupees more will Joseph have after 4 years?
  26. 26.Nisha has ₹800. In a piggy bank it stays ₹800. In a bank at 7% simple interest per year, how many rupees more will Nisha have after 1 year?
  27. 27.Saanvi keeps ₹1300 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 2 years?
  28. 28.₹400 earns 2% simple interest per year. In how many years will the interest be ₹32?
  29. 29.Saanvi keeps ₹1700 in a bank at 5% simple interest per year. How much money will there be after 2 years (in ₹)?
  30. 30.Kavya keeps ₹800 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 2 years?
  31. 31.₹300 earns 3% simple interest per year. In how many years will the interest be ₹9?
  32. 32.Aditya keeps ₹400 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
  33. 33.Rahul keeps ₹200 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
  34. 34.Vivaan keeps ₹900 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 1 year?
  35. 35.Arjun keeps ₹100 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 3 years?
  36. 36.Riya keeps ₹1500 in a bank at 3% simple interest per year. How much money will there be after 2 years (in ₹)?
  37. 37.Diya has ₹1500. In a piggy bank it stays ₹1500. In a bank at 10% simple interest per year, how many rupees more will Diya have after 2 years?
  38. 38.Vivaan keeps ₹1200 in a bank at 2% simple interest per year. How many rupees of interest does it earn in 5 years?
  39. 39.Joseph keeps ₹1400 in a bank. After 1 year the simple interest is ₹140. What is the rate of interest per year (in %)?
  40. 40.Aditya keeps ₹1200 in a bank at 10% simple interest per year. How much money will there be after 1 year (in ₹)?

Answer key

  1. 3
  2. 7
  3. 3
  4. 1
  5. 4
  6. 5
  7. 5
  8. 1980
  9. 9
  10. 1
  11. 30
  12. 700
  13. 144
  14. 530
  15. 8
  16. 60
  17. 3
  18. 80
  19. 1560
  20. 640
  21. 1802
  22. 15
  23. 40
  24. 2520
  25. 288
  26. 56
  27. 208
  28. 4
  29. 1870
  30. 32
  31. 1
  32. 180
  33. 224
  34. 72
  35. 18
  36. 1590
  37. 300
  38. 120
  39. 10
  40. 1320

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