just how to use the percent button on a calculator:

If you have a percent button on her calculator, you may be wondering how to usage it or just how it works. Depending on the type of calculator friend have, the percent button may duty in different ways. Also, on some calculators, the answer will certainly be shown after pushing the <%> switch while on others you will need to push the <%> button and then the <=> button.

on your calculator (for this kind of equation): if 90 <+> 10 <%> = 99
your calculator"s percent button may function in various ways depending upon the kind of equation entered.10 <%> might be treated together 10% the 90 if the equation is that the form: 90 <+> 10 <%> = 99 and on the exact same calculator, 10 <%> (by itself) may be treated as 10/100 = 0.1 if the equation is that the form: 10 <%> = 0.1

Important: If you use the percent button, that is important to determine exactly how it attributes on your calculator because that the type of equation friend have prior to relying on the answer.

You are watching: Percent button on ti-84 plus

Below shows how different species of calculators perform once using the portion button:

Calculator A:
90<+>10<%>=99calculates as:90+(10%of90)=99
90<->10<%>=81calculates as:90-(10%of90)=81
9010<%>=9calculates as:90x(0.1)=9
9010<%>=900calculates as:90/(0.1)=900
10<%>=0calculates as:calculator does no process
Notice that the and also operators reason the percent button to duty differently 보다 the <+> and also <-> operators.For the <+> and also <-> operators, the calculator sees the 10 <%> as 10% the 90 which is same to 9. Because that the and operators, the calculator sees the 10 <%> together 10/100 i m sorry is same to 0.1 Calculator B:
90<+>10<%>=99calculates as:90+(10%of90)=99
90<->10<%>=81calculates as:90-(10%of90)=81
9010<%>=810calculates as:90x(10%of90)=810
9010<%>=10calculates as:90/(10%of90)=10
10<%>=0calculates as:calculator does not process
For the <+>, <->, , operators, the calculator look at the 10 <%> together 10% the 90 i beg your pardon is same to 9. Calculator C:
90<+>10<%>=90.1calculates as:90+(0.1)=90.1
90<->10<%>=89.9calculates as:90-(0.1)=89.9
9010<%>=9calculates as:90x(0.1)=9
9010<%>=900calculates as:90/(0.1)=900
10<%>=0.1calculates as:10/100 i beg your pardon is equal to 0.1
For the <+>, <->, , operators, the calculator watch the 10 <%> as 10/100 which is same to 0.1

Below is a perform of part calculators and the answer they administer for: 90 <+> 10 <%> =

Texas instruments TI-84 Plus: no percent switch Texas tools TI-81: no percent button Texas tools TI-36X Pro: 90 <+> 10 <%> = 90.1 Texas tools TI-30SLR: 90 <+> 10 <%> = 99 Casio fx-9750GII: no percent switch Many simple calculators: 90 <+> 10 <%> = 99

Some calculators do not have actually a percent button.

If her calculator go not have a percent button and you want find the answer come a percentage difficulty like shown below:
90 + (10% that 90) = ?Calculate: 10% the 90 = 10/100 x 90 = 0.1 x 90 = 9Thus: 90 + (10% of 90) =90 + 9 = 99If you room not sure how to calculate 10% that 90, the percent calculator
have the right to help.
10% = ?Convert 10% into the portion 10/100 10/100 equals the decimal number 0.1 If friend need assist converting 10 percent into a portion or decimal number please watch the percent calculator.

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In summary

The percent button does not function the same on all varieties of calculators and also even ~ above the same calculator the percent button may perform different functions depending on the type of equation entered. Compare her calculator"s answers v the answers over to assist determine just how your percent button works.