Wolfram|Alpha is a great resource for seeing how to show your work for arithmetic problems, including addition, subtraction, multiplication and division of different types of numbers. See multiple methods for showing the reasoning behind arithmetic solutions, from number lines and manipulatives to standard long arithmetic algorithms. Explore properties of numbers by finding their divisors or expressing them in different forms. Expand your knowledge of numbers by practicing arithmetic with numbers in different bases.
Add, subtract, multiply and divide whole numbers.
Use manipulatives and number lines to visualize addition or subtraction:
See step-by-step solutions for doing basic multiplication or division problems:
Utilize divisibility rules to check whether one number is divisible by another:
Show your work for long subtraction with whole numbers and decimals.
See how to subtract whole numbers step by step:
See how to subtract decimals step by step:
Explore how to convert fractions to different forms.
See the steps for writing a fraction in reduced form:
Follow the steps to convert an improper fraction to a mixed number:
Learn how to convert an improper fraction to a mixed number:
Explore step by step how to convert a decimal to a fraction:
Get a step-by-step solution for raising a fraction to a power:
Investigate addition and subtraction of numbers in bases 2 through 36.
See the steps for doing arithmetic in base 10:
See each step of long arithmetic with binary numbers:
Perform step-by-step arithmetic in an octal base system:
Learn the steps for adding or subtracting integers in multiple bases:
Perform long addition with whole numbers and decimals.
Get the steps for doing long addition with whole numbers:
Get the steps for doing long addition with decimals:
Learn how to perform long multiplication with whole numbers and decimals.
Perform the steps for long multiplication with whole numbers:
Perform the steps for long multiplication with decimals:
Add, subtract, multiply and divide simple fractions.
Explore step-by-step methods for adding fractions:
See how to subtract a fraction from a fraction:
Learn how to multiply fractions step by step:
View the steps for dividing a fraction by another fraction:
GO FURTHERFree Unlimited Arithmetic Practice Problems
See how to use long division to explore relationships between whole numbers.
Get a step-by-step solution for long division of whole numbers:
Find the quotient and remainder for a division problem:
Use long division steps to write a fraction as a decimal:
Simplify expressions that involve multiple arithmetic operations.