Brilliant

Practice

Algebra
Geometry
Number Theory
Calculus
Probability
Basic Mathematics
Logic
Classical Mechanics
Electricity and Magnetism
Computer Science
Quantitative Finance
Chemistry

rocket with vector

Excel in math and science.

Log in with Facebook Log in with Google Log in with email

Join using Facebook Join using Google Join using email

Forgot password? New user? Sign up

Existing user? Log in

rocket with vector

Your answer seems reasonable. Find out if you're right!

Sign up to access problem solutions.

That seems reasonable. Find out if you're right!

Sign up to save your progress!

Log in with Facebook Log in with Google Log in with email

Join using Facebook Join using Google Join using email

Forgot password? New user? Sign up

Existing user? Log in

Basic Mathematics

Basic Arithmetic

Concept Quizzes

Partition Puzzle Warmup
Addition and Subtraction
Number Hunt Warmup
Multiplication and Division
Exponents
Rational Exponents
Order of Operations - Addition and Multiplication
Order of Operations - Parentheses
Order of Operations - Exponents
Number Line Warmup
Representation on the Real Line
Basic Arithmetic - Word Problems
Basic Arithmetic - Problem Solving
Divisibility by 3

Challenge Quizzes

Basic Arithmetic: Level 1 Challenges
Basic Arithmetic: Level 2 Challenges

Multiplication and Division

What is the value of $7 \times 8$ ?

60 56 15 42

Show explanation

View wiki

by Brilliant Staff

What is the value of $42 \div 7$ ?

6 9 8 7

Show explanation

View wiki

by Brilliant Staff

What is the value of $9 \times 0$ ?

9 0 1 90

Show explanation

View wiki

by Brilliant Staff

What is the value of $720 \div 8$ ?

82 90 72 900

Show explanation

View wiki

by Brilliant Staff

What is the value of $21 \times 2$ ?

21 23 42 63

Show explanation

View wiki

by Brilliant Staff

×

Problem Loading...

Note Loading...

Set Loading...