Worksheet: Finding Percents Mentally

In this worksheet, we will practice finding percents mentally by using a fraction or decimals.


If Daniel answered 6 0 % of the questions on his quiz correctly, and the quiz had 10 questions, determine the number of questions he answered correctly.


Determine the total cost for a shirt if its regular price is $24 and the sales tax is 7 1 2 % .


The value of Farida’s car, which was $ 1 2 0 0 , has decreased by 1 5 % . What is her car worth now?


Given a student answers 5 0 % of the questions on an exam correctly and 10 questions incorrectly, what was the total number of questions on the exam?


If there is a 2 0 % discount on a TV set, calculate the percentage by which the sale price must be increased in order to get the original price.


By dividing by 4, calculate 2 5 % of 900 mentally.


By dividing by 2, calculate 5 0 % of 32 mentally.


By dividing by 10 and then multiplying by 3, calculate 3 0 % of 90 mentally.

Nagwa uses cookies to ensure you get the best experience on our website. Learn more about our Privacy Policy.