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Simple Interest Worksheet for Kids

Money maths lesson 23: Simple interest · Set 240 · 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.Karan has ₹300. In a piggy bank it stays ₹300. In a bank at 5% simple interest per year, how many rupees more will Karan have after 3 years?
  2. 2.Kavya keeps ₹1000 in a bank at 8% simple interest per year. How much money will there be after 1 year (in ₹)?
  3. 3.₹1900 earns 3% simple interest per year. In how many years will the interest be ₹228?
  4. 4.Joseph keeps ₹900 in a bank at 5% simple interest per year. How much money will there be after 3 years (in ₹)?
  5. 5.Diya keeps ₹1100 in a bank at 6% simple interest per year. How many rupees of interest does it earn in 5 years?
  6. 6.Isha keeps ₹900 in a bank. After 4 years the simple interest is ₹288. What is the rate of interest per year (in %)?
  7. 7.₹1100 earns 9% simple interest per year. In how many years will the interest be ₹396?
  8. 8.Aditya keeps ₹800 in a bank at 3% simple interest per year. How much money will there be after 4 years (in ₹)?
  9. 9.Joseph keeps ₹1300 in a bank at 3% simple interest per year. How many rupees of interest does it earn in 5 years?
  10. 10.Ananya has ₹200. In a piggy bank it stays ₹200. In a bank at 6% simple interest per year, how many rupees more will Ananya have after 5 years?
  11. 11.Ishaan has ₹1000. In a piggy bank it stays ₹1000. In a bank at 8% simple interest per year, how many rupees more will Ishaan have after 4 years?
  12. 12.Ananya keeps ₹1700 in a bank. After 5 years the simple interest is ₹170. What is the rate of interest per year (in %)?
  13. 13.Rohan has ₹200. In a piggy bank it stays ₹200. In a bank at 2% simple interest per year, how many rupees more will Rohan have after 1 year?
  14. 14.Vivaan keeps ₹200 in a bank at 4% simple interest per year. How much money will there be after 3 years (in ₹)?
  15. 15.Ananya keeps ₹600 in a bank at 10% simple interest per year. How much money will there be after 2 years (in ₹)?
  16. 16.Diya keeps ₹500 in a bank. After 2 years the simple interest is ₹70. What is the rate of interest per year (in %)?
  17. 17.Kavya keeps ₹300 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
  18. 18.Karan keeps ₹300 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 5 years?
  19. 19.Dev keeps ₹900 in a bank at 7% simple interest per year. How much money will there be after 3 years (in ₹)?
  20. 20.Zoya keeps ₹700 in a bank at 2% simple interest per year. How much money will there be after 4 years (in ₹)?
  21. 21.Manav has ₹800. In a piggy bank it stays ₹800. In a bank at 3% simple interest per year, how many rupees more will Manav have after 1 year?
  22. 22.Tara keeps ₹500 in a bank. After 5 years the simple interest is ₹150. What is the rate of interest per year (in %)?
  23. 23.Pooja keeps ₹1400 in a bank at 2% simple interest per year. How much money will there be after 3 years (in ₹)?
  24. 24.Manav has ₹1400. In a piggy bank it stays ₹1400. In a bank at 2% simple interest per year, how many rupees more will Manav have after 2 years?
  25. 25.Diya keeps ₹1700 in a bank at 4% simple interest per year. How many rupees of interest does it earn in 1 year?
  26. 26.Saanvi keeps ₹700 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 3 years?
  27. 27.Rohan keeps ₹700 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 2 years?
  28. 28.Kavya keeps ₹100 in a bank. After 4 years the simple interest is ₹36. What is the rate of interest per year (in %)?
  29. 29.Zoya has ₹1600. In a piggy bank it stays ₹1600. In a bank at 8% simple interest per year, how many rupees more will Zoya have after 1 year?
  30. 30.Nisha keeps ₹700 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 2 years?
  31. 31.₹1400 earns 3% simple interest per year. In how many years will the interest be ₹210?
  32. 32.Sneha keeps ₹600 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 4 years?
  33. 33.Rahul keeps ₹1100 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
  34. 34.Gurpreet keeps ₹700 in a bank. After 4 years the simple interest is ₹224. What is the rate of interest per year (in %)?
  35. 35.Rohan keeps ₹600 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 4 years?
  36. 36.Sneha keeps ₹300 in a bank at 2% simple interest per year. How much money will there be after 3 years (in ₹)?
  37. 37.Tara keeps ₹2000 in a bank at 7% simple interest per year. How many rupees of interest does it earn in 2 years?
  38. 38.Gurpreet keeps ₹900 in a bank at 7% simple interest per year. How much money will there be after 2 years (in ₹)?
  39. 39.Saanvi has ₹1700. In a piggy bank it stays ₹1700. In a bank at 7% simple interest per year, how many rupees more will Saanvi have after 2 years?
  40. 40.Aarav has ₹600. In a piggy bank it stays ₹600. In a bank at 2% simple interest per year, how many rupees more will Aarav have after 4 years?

Answer key

  1. 45
  2. 1080
  3. 4
  4. 1035
  5. 330
  6. 8
  7. 4
  8. 896
  9. 195
  10. 60
  11. 320
  12. 2
  13. 4
  14. 224
  15. 720
  16. 7
  17. 84
  18. 150
  19. 1089
  20. 756
  21. 24
  22. 6
  23. 1484
  24. 56
  25. 68
  26. 105
  27. 126
  28. 9
  29. 128
  30. 112
  31. 5
  32. 192
  33. 1122
  34. 8
  35. 168
  36. 318
  37. 280
  38. 1026
  39. 238
  40. 48

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