Simple interest calculator

Calculate simple interest (I = P × r × t) and the maturity amount on a principal for a term in years, months or days.

અપડેટ કરેલું 28 સપ્ટેમ્બર, 2026તપાસેલાં ઉદાહરણો: 5

વ્યાજ

દશાંશ સ્થાનો: 2; સૌથી નજીક; સરખા અંતરે સમ અંક તરફ

Total amount: $11,800.00
Interest per year: $600.00
Amount if compounded yearly: $11,910.16

At 6% simple interest, $10,000.00 earns $600.00 a year, so $1,800.00 over the term. Compounding yearly at the same rate would give $110.16 more.

Amount at maturity

મુદ્દલ84.7%વ્યાજ15.3%

Balance over time

Simple interestCompounded yearly

Interest by year પંક્તિઓ: 3

Period	Interest in period	Interest so far	બાકી રકમ
Year 1	$600.00	$600.00	$10,600.00
Year 2	$600.00	$1,200.00	$11,200.00
Year 3	$600.00	$1,800.00	$11,800.00

ગણતરી કેવી રીતે થાય છે S

Time in years
$t = 3 = 3$
વ્યાજ
$I = P r t = 10{,}000.00 \times 0.06 \times 3 = 1{,}800.00$
Total amount
$A = P + I = 10{,}000.00 + 1{,}800.00 = 11{,}800.00$
Rounded half-to-even to 2 decimals for display only.

Simple interest calculator વિશે

Simple interest is paid only on the original principal: I = P × r × t, where r is the yearly rate as a decimal and t the time in years. A term in months is divided by 12, and a term in days by 365 (actual/365) or by 360, the banker's year some lenders and money markets use. The amount due at maturity is A = P(1 + rt).

With the defaults, 10,000 at 6% for 3 years earns 600 a year and 1,800 in total, for a maturity amount of 11,800. Compounded yearly at the same rate, the same deposit would reach 11,910.16, which is 110.16 more.

Interest here never earns interest of its own. Savings accounts and most deposits compound, so use the compound interest calculator for them; simple interest suits short loans, flat-rate quotes and interest accrued between coupon dates.

ઉકેલેલાં ઉદાહરણો

10,000 at 6% for 3 years

મુદ્દલ: 10,000
Interest rate (per year): 6%
સમય: 3
Time in: વર્ષો

વ્યાજ: 1,800.00
Total amount: 11,800.00
Amount if compounded yearly: 11,910.16

ચકાસણીનો સ્ત્રોત: 10000 × 0.06 × 3 by hand; 10000 × 1.06³ = 11910.16 (Python decimal)

5,000 at 8% for 9 months

મુદ્દલ: 5000
Interest rate (per year): 8%
સમય: 9
Time in: મહિના

વ્યાજ: 300.00
Total amount: 5,300.00

ચકાસણીનો સ્ત્રોત: 5000 × 0.08 × 9/12 by hand

20,000 at 7.5% for 90 days, actual/365

મુદ્દલ: 20,000
Interest rate (per year): 7.5%
સમય: 90
Time in: Days
Days in a year: 365 (actual/365)

વ્યાજ: 369.86

ચકાસણીનો સ્ત્રોત: 20000 × 0.075 × 90/365 = 369.8630… (Python decimal)

Same loan on a 360-day year

મુદ્દલ: 20,000
Interest rate (per year): 7.5%
સમય: 90
Time in: Days
Days in a year: 360 (banker's year)

વ્યાજ: 375.00

ચકાસણીનો સ્ત્રોત: 20000 × 0.075 × 90/360 by hand

પ્રશ્નો

How do you calculate simple interest?

Multiply the principal by the yearly rate and by the time in years: I = P × r × t. 10,000 at 6% for 3 years earns 10,000 × 0.06 × 3 = 1,800, so 11,800 is repaid. For a term in months, divide by 12 first: 5,000 at 8% for 9 months earns 5,000 × 0.08 × 9/12 = 300.

How do you calculate simple interest for a number of days?

Divide the days by the day-count basis before multiplying. 20,000 at 7.5% for 90 days earns 20,000 × 0.075 × 90/365 = 369.86 on an actual/365 basis, and 375.00 on a 360-day banker's year. Excel's ACCRINTM function uses basis 3 for actual/365 and basis 2 for actual/360.

How do you find the rate or the time from simple interest?

Rearrange I = P × r × t. The rate is r = I ÷ (P × t): earning 1,800 on 10,000 over 3 years means 1,800 ÷ 30,000 = 6% a year. The time is t = I ÷ (P × r): earning 3,000 on 10,000 at 6% takes 3,000 ÷ 600 = 5 years.

Is simple interest better than compound interest?

For a borrower, yes; for a saver, no. Simple interest grows in a straight line, while compound interest also earns interest on interest. On 10,000 at 6%, the gap is only 110.16 after 3 years (1,800 against 1,910.16), but after 20 years simple interest totals 12,000 while yearly compounding adds 22,071.35.

“Simple interest calculator” કેટલું ચોક્કસ છે?

ચોકસાઈ તમારા ઇનપુટ અને પદ્ધતિની ધારણાઓ પર આધારિત છે. દશાંશ ગણતરી 50 સાર્થક અંકો વાપરે છે, પરંતુ અંદાજ, સંખ્યાત્મક પદ્ધતિઓ અને મૂળ ડેટા ઓછા ચોક્કસ હોઈ શકે છે; દર્શાવેલા મૂલ્યોને રાઉન્ડ કરવાથી આ મર્યાદાઓ દૂર થતી નથી. સ્વતંત્ર સ્ત્રોતોના ઉકેલેલા ઉદાહરણો સાથે ચકાસણી: 5. ઉદાહરણ તરીકે, “10,000 at 6% for 3 years”ને 10000 × 0.06 × 3 by hand; 10000 × 1.06³ = 11910.16 (Python decimal) સાથે ચકાસવામાં આવે છે.

આ પદ્ધતિનો સ્ત્રોત શું છે?

OpenStax Prealgebra 2e — Simple Interest Applications (I = Prt); Brealey, Myers & Allen — Principles of Corporate Finance, ch. 2 (simple vs compound interest); Microsoft Excel ACCRINTM function (simple interest accrued to maturity, basis 2 = actual/360, 3 = actual/365).

આ કેલ્ક્યુલેટર વિશે

I = P \cdot r \cdot t,\qquad A = P(1 + r t)

સ્રોતો

OpenStax Prealgebra 2e — Simple Interest Applications (I = Prt)
Brealey, Myers & Allen — Principles of Corporate Finance, ch. 2 (simple vs compound interest)
Microsoft Excel ACCRINTM function (simple interest accrued to maturity, basis 2 = actual/360, 3 = actual/365)

માત્ર આયોજન માટે. ધિરાણદાતાઓ, કર સત્તાવાળાઓ અને બજારો પોતાનું રાઉન્ડિંગ, ફી અને નિયમો લાગુ કરે છે; પ્રતિબદ્ધતા કરતાં પહેલાં તેમની સાથે આંકડાની ખાતરી કરો.

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