The word percent comes from the Latin word
per centum translates into…
this symbol %bis used to denote what
Percent To Decimal
Decimal 2 Place values Left
Decimal to Percent
Decimal 2 Place values Right
when writing a percent as a fraction it is usually written in ____ ____
Percent to Fraction
1)%/B x 1/100 2)Simplify
How to change a mixed fraction percent into a fraction
1) Remove the % and convert the mixed fraction into a improper fraction 2) Multiply times 0.01
Fraction to Percent
A/B x 100/1
Percent Decimal Combo to Fraction
1) %/B x 1/100 2) Move Decimal point of Numerator to make it a whole # and adjust Denom. accordingly.
In a percent problem the word “of” means…
In a percent problem the word “is” means…
In a percent problem the word “What, or some equivalent” means…
When solving percent problems there are three factors, they are
The Percent, The Base, The Amount.
The typical formula for for percent equations are…
Percent x Base = Amount (or any variation)
In order to solve a Percent Equation, ______ the equation and then convert the percent to a _____ and solve
After solving the equation if the variable was the percentage dont forget to convert from _____ to _____
One ratio which represents a part of a quantity that compares to the whole quantity using a percent.
What is the Formula for a Percent Proportion
To identify the Amount in word problems…
Look for the quantity compared to the whole
To identify the Base in word problems…
Look for what is followed after the word ‘of’
To Identify the Percent in word problems…
Look for the word “Percent” or the “% sign”
What are the two ways to solve a percent problem?
A “Percent Equation” or A Percent Proportion
After making a percent proportion you can ______ the proportion before solving.
Formula for Percent increse
Percent increse = Amount of increse / original amount
Formula for Percent decrese
pecent decrese= amount of decrese/ original amount
After you solve for the percent increse/decrese the answer will be in_____ form. Dont forget to convert it to ______ form.
Formula for sales tax
sales tax = tax rate x purchase price
Total= Purchase price= sales tax
The formula for commisson
Commission = Commission Rate x Sale
Discount + Sale Price
Amount of discount= Discount rate x Original Price
Sale Price= Original price - Amount of discount