Percents and Their Operations
Math ⇒ Number and Operations
Percents and Their Operations starts at 6 and continues till grade 12.
QuestionsToday has an evolving set of questions to continuously challenge students so that their knowledge grows in Percents and Their Operations.
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When you play a quiz, your answers are evaluated in concept instead of actual words and definitions used.
See sample questions for grade 12
A bank offers 5% annual interest. If you deposit $1,000, how much interest will you earn in one year?
A bill of $80 is to be split among 4 friends, with an additional 10% tip. How much does each person pay?
A car's value depreciates by 20% each year. If its current value is $10,000, what will it be worth after 2 years?
A population increases from 2,000 to 2,600. What is the percent increase?
A bank offers 5% annual interest. If you deposit $1,000, how much interest will you earn in one year?
A bill of $80 is to be split among 4 friends, with an additional 10% tip. How much does each person pay?
A car's value depreciates by 20% each year. If its current value is $10,000, what will it be worth after 2 years?
A shirt is marked up by 30% from its cost price of $40. What is the selling price?
Which formula correctly converts a percent to a decimal?
(1) Divide by 10
(2) Divide by 100
(3) Multiply by 100
(4) Add 100
Which of the following is equivalent to 0.35 as a percent?
(1) 3.5%
(2) 35%
(3) 350%
(4) 0.035%
Which of the following is NOT a correct way to express 0.2 as a percent?
(1) 20%
(2) 2%
(3) 0.2 × 100%
(4) 20 percent
Which of the following is the correct method to find what percent one number is of another?
(1) Divide the first number by the second and multiply by 100
(2) Divide the second number by the first and multiply by 100
(3) Add the two numbers and multiply by 100
(4) Subtract the smaller from the larger and multiply by 100
Fill in the blank: 0.75 as a percent is ______%.
Fill in the blank: 60 is ______% of 150.
Fill in the blank: The percent change from 80 to 100 is ______%.
Fill in the blank: To decrease a number by 15%, multiply it by ______.
If a quantity is reduced by 40% and then increased by 40%, is the final value the same as the original?
True or False: 0.07 is equal to 7%.
True or False: A 50% increase followed by a 50% decrease returns a value to its original amount.
True or False: To increase a number by 20%, you multiply it by 1.2.
