The formula you will use to calculate the percentage value is: divide the specific part by the total amount, and multiply by one hundred.

The formula you will use to calculate the percentage value is: divide the specific part by the total amount, and multiply by one hundred.
And now? Examples:
Michal bought cupcakes for her birthday party. She couldn't resist waiting for her friends to arrive, and ate cupcakes by herself before they came. What percentage of the cupcakes did she eat?
Solution
Total number of cakes:
The number of cakes she ate:
The calculation:
Lana's friends wanted to treat her with a birthday gift! They were interested in a dress that costs about Dollars, but the seller gave them a special discount of about Dollars. What percentage discount did Lana's friends receive?
Solution
Calculate 10 over 100 as a percentage:
John found an attractive deal for a summer vacation in Greece! The advertisement promised a discount of Dollars to the first customers! The original vacation price before the discount is Dollars. What percentage discount will John receive?
Solution
Initial price: Dollars
The discount offered to John: Dollars
The calculation:
discount
Another example:
Jeramiah and Daniel wanted to buy Ember a birthday present - a floral dress! The dress costs Dollars. Jeramiah asked Daniel to invest only Dollars, while he would pay the remainder from his pocket. What percentage of the gift's cost did Daniel pay?
Solution
Gift price: Dollars
Daniel's required cost:
Calculate 15% of 100:
Calculate 20% of 100:
Calculate 25 over 100 as a percentage:
Calculate 95% of 100:
In order to calculate 15% of 100, start by converting the percentage into a decimal. Convert 15% to a decimal:
Then multiply the decimal by 100 to find the percentage value:
So, 95% of 100 is .
Calculate 75% of 100:
In order to calculate 75% of 100, we must first convert the percent into a decimal. Convert 75% to a decimal: .
Then multiply by the whole number: .
Therefore, 75% of 100 is .
Calculate 20% of 100:
In order to determine 20% of 100, we begin by converting the percentage into a decimal and then proceed to multiply by the whole number. First, convert 20% to a decimal:
Next, multiply this decimal by 100 to find the percentage of the whole number:
Thus, 20% of 100 is .
Calculate 50% of 100:
In order to determine 50% of 100, we first convert the percentage into a decimal. Convert 50% to a decimal: .
Next, multiply the decimal by 100 to get the percentage value: .
Therefore, 50% of 100 is .
Calculate 75 over 100 as a percentage:
In order to determine the percentage of 75 out of 100, apply the percentage formula:
Substitute the specific values:
The equation simplifies to:
Therefore, 75 out of 100 is equivalent to 75%.
75%