**Contents**show

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:

- Effective annual interest rate = (1 + (nominal rate / number of compounding periods)) ^ (number of compounding periods) – 1.
- For investment A, this would be: 10.47% = (1 + (10% / 12)) ^ 12 – 1.
- And for investment B, it would be: 10.36% = (1 + (10.1% / 2)) ^ 2 – 1.

## How do you calculate discount rate for NPV in Excel?

How to Use the NPV Formula in Excel

- =NPV(discount rate, series of cash flow)
- Step 1: Set a discount rate in a cell.
- Step 2: Establish a series of cash flows (must be in consecutive cells).
- 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.

- First, divide the discounted price by the original price. …
- Subtract this result from 1. …
- 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.