Simple Interest Worksheet for Kids
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.Karan keeps ₹100 in a bank at 2% simple interest per year. How much money will there be after 2 years (in ₹)?
- 2.Rahul keeps ₹300 in a bank. After 3 years the simple interest is ₹18. What is the rate of interest per year (in %)?
- 3.Zoya keeps ₹300 in a bank. After 4 years the simple interest is ₹36. What is the rate of interest per year (in %)?
- 4.Manav keeps ₹2000 in a bank. After 1 year the simple interest is ₹100. What is the rate of interest per year (in %)?
- 5.Kabir keeps ₹300 in a bank. After 2 years the simple interest is ₹30. What is the rate of interest per year (in %)?
- 6.₹100 earns 8% simple interest per year. In how many years will the interest be ₹8?
- 7.₹1000 earns 3% simple interest per year. In how many years will the interest be ₹120?
- 8.Aarav keeps ₹200 in a bank. After 4 years the simple interest is ₹48. What is the rate of interest per year (in %)?
- 9.Priya has ₹500. In a piggy bank it stays ₹500. In a bank at 7% simple interest per year, how many rupees more will Priya have after 2 years?
- 10.₹200 earns 4% simple interest per year. In how many years will the interest be ₹32?
- 11.Joseph keeps ₹2000 in a bank at 2% simple interest per year. How much money will there be after 4 years (in ₹)?
- 12.Kabir keeps ₹1400 in a bank at 10% simple interest per year. How many rupees of interest does it earn in 4 years?
- 13.Joseph has ₹900. In a piggy bank it stays ₹900. In a bank at 8% simple interest per year, how many rupees more will Joseph have after 5 years?
- 14.Farhan has ₹1000. In a piggy bank it stays ₹1000. In a bank at 3% simple interest per year, how many rupees more will Farhan have after 2 years?
- 15.Sneha keeps ₹1200 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
- 16.₹900 earns 4% simple interest per year. In how many years will the interest be ₹144?
- 17.Joseph keeps ₹300 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 5 years?
- 18.Kabir keeps ₹500 in a bank at 7% simple interest per year. How much money will there be after 1 year (in ₹)?
- 19.Manav keeps ₹1800 in a bank at 8% simple interest per year. How many rupees of interest does it earn in 5 years?
- 20.Ananya keeps ₹300 in a bank at 4% simple interest per year. How much money will there be after 2 years (in ₹)?
- 21.₹1700 earns 2% simple interest per year. In how many years will the interest be ₹136?
- 22.Kavya keeps ₹100 in a bank. After 4 years the simple interest is ₹8. What is the rate of interest per year (in %)?
- 23.Aarav has ₹1200. In a piggy bank it stays ₹1200. In a bank at 2% simple interest per year, how many rupees more will Aarav have after 2 years?
- 24.Kavya keeps ₹500 in a bank. After 4 years the simple interest is ₹40. What is the rate of interest per year (in %)?
- 25.Karan keeps ₹100 in a bank at 6% simple interest per year. How much money will there be after 5 years (in ₹)?
- 26.Zoya keeps ₹400 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 4 years?
- 27.Lakshmi keeps ₹700 in a bank at 9% simple interest per year. How many rupees of interest does it earn in 1 year?
- 28.₹1700 earns 4% simple interest per year. In how many years will the interest be ₹340?
- 29.Arjun has ₹800. In a piggy bank it stays ₹800. In a bank at 3% simple interest per year, how many rupees more will Arjun have after 1 year?
- 30.Aarav keeps ₹1100 in a bank. After 3 years the simple interest is ₹66. What is the rate of interest per year (in %)?
- 31.₹800 earns 10% simple interest per year. In how many years will the interest be ₹240?
- 32.₹1900 earns 10% simple interest per year. In how many years will the interest be ₹570?
- 33.Nisha has ₹600. In a piggy bank it stays ₹600. In a bank at 5% simple interest per year, how many rupees more will Nisha have after 1 year?
- 34.₹2000 earns 10% simple interest per year. In how many years will the interest be ₹400?
- 35.Kabir keeps ₹1800 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
- 36.Nisha keeps ₹1000 in a bank at 2% simple interest per year. How much money will there be after 1 year (in ₹)?
- 37.Ishaan keeps ₹800 in a bank at 5% simple interest per year. How many rupees of interest does it earn in 2 years?
- 38.₹1400 earns 8% simple interest per year. In how many years will the interest be ₹336?
- 39.₹1200 earns 10% simple interest per year. In how many years will the interest be ₹600?
- 40.Tara keeps ₹600 in a bank. After 2 years the simple interest is ₹72. What is the rate of interest per year (in %)?
Answer key
- 104
- 2
- 3
- 5
- 5
- 1
- 4
- 6
- 70
- 4
- 2160
- 560
- 360
- 60
- 108
- 4
- 135
- 535
- 720
- 324
- 4
- 2
- 48
- 2
- 130
- 80
- 63
- 5
- 24
- 2
- 3
- 3
- 30
- 2
- 1836
- 1020
- 80
- 3
- 5
- 6
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