Step 2. Divide the annual interest rate expressed as a percentage by 12 to calculate the monthly interest rate expressed as a percentage. For example, if you have an annual interest rate of 7.8 percent, divide 7.8 by 12 to find the monthly interest rate is .65 percent.Related Reading: Interest Rate vs. APR Rate.anks accounts and loans often state the annual interest rate, but compound interest on a monthly basis, meaning that you need to know the monthly rate to calculate how much interest you will earn have to pay.
Major brand tennis racket manufacturers provide sizing guidelines to help you select the correct racket. If you child is 5 years old or younger and is 44 inches or shorter, a 19- or 21-inch racket is a good fit. If your child is age 6 to 8 and measures 45 to 49 inches, select a 23-inch racket.
Open string patterns give you a bit more power and spin yet less control. The same string in racket with an open string pattern will break much more frequently than in a racket with a closer string pattern! Common string patterns are 16Ã18 and 18Ã20.This means that there are 16 strings in the main and 18 in the crosses for example.eginner rackets are also very forgiving with a large sweet spot. This basically means that you do not always have to hit the ball perfect to make it go over the net. If you are a beginner you really do not need to spend too much money on the latest top-of-the-line tennis racket.