# How do you calculate effective monthly discount rate?

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To convert an annual interest rate to monthly, use the formula “i” divided by “n,” or interest divided by payment periods. For example, to determine the monthly rate on a \$1,200 loan with one year of payments and a 10 percent APR, divide by 12, or 10 ÷ 12, to arrive at 0.0083 percent as the monthly rate.

## How is monthly discount rate calculated?

If the compound period is also monthly, the discount rate for a monthly payment period (p=12) simplifies down to i = r / 12. To determine the discount rate for monthly periods with semi-annual compounding, set k=2 and p=12.

## How do you calculate effective discount rate?

effective discount rate is (1-d/m)m.

## What is an effective monthly rate?

Effective interest rate is the one which caters the compounding periods during a payment plan. … The nominal interest rate is the periodic interest rate times the number of periods per year. For example, a nominal annual interest rate of 12% based on monthly compounding means a 1% interest rate per month (compounded).

## How do you calculate effective annual rate and monthly rate?

The formula and calculations are as follows:

1. Effective annual interest rate = (1 + (nominal rate / number of compounding periods)) ^ (number of compounding periods) – 1.
2. For investment A, this would be: 10.47% = (1 + (10% / 12)) ^ 12 – 1.
3. And for investment B, it would be: 10.36% = (1 + (10.1% / 2)) ^ 2 – 1.
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## How do you calculate discount rate for NPV in Excel?

How to Use the NPV Formula in Excel

1. =NPV(discount rate, series of cash flow)
2. Step 1: Set a discount rate in a cell.
3. Step 2: Establish a series of cash flows (must be in consecutive cells).
4. Step 3: Type “=NPV(“ and select the discount rate “,” then select the cash flow cells and “)”.

## How do you calculate discount rate in Excel?

If you know the original price and the discounted price, you can calculate the percentage discount.

1. First, divide the discounted price by the original price. …
2. Subtract this result from 1. …
3. On the Home tab, in the Number group, click the percentage symbol to apply a Percentage format.

## What is effective interest rate with example?

Calculation. For example, a nominal interest rate of 6% compounded monthly is equivalent to an effective interest rate of 6.17%. 6% compounded monthly is credited as 6%/12 = 0.005 every month. After one year, the initial capital is increased by the factor (1 + 0.005)12 ≈ 1.0617.

## What is effective interest rate method?

What Is the Effective Interest Method? The effective interest method is an accounting standard used to amortize, or discount a bond. This method is used for bonds sold at a discount, where the amount of the bond discount is amortized to interest expense over the bond’s life.