Understand that a fraction has a top number and a bottom number
The top number is the numerator
The bottom number is the denominator
Read a fraction as “numerator over denominator”
Use fractions to show parts of a whole
Add fractions with the same denominator by adding the top numbers
Keep the bottom number the same when denominators match
Find a common denominator before adding fractions with different denominators
Subtract fractions with the same denominator by subtracting the top numbers
Find a common denominator before subtracting fractions with different denominators
Multiply fractions by multiplying top numbers together
Multiply fractions by multiplying bottom numbers together
Divide fractions by flipping the second fraction and multiplying
Simplify fractions by dividing the top and bottom by the same number
Convert improper fractions to mixed numbers by dividing the top by the bottom
Convert mixed numbers to improper fractions by multiplying the whole number by the denominator and adding the numerator
Compare fractions by using common denominators or cross-multiplying
Check answers by simplifying when possible