Subtracting
Numbers
Adding &
Mixed
Numbers to
Fractions
1) Change Mixed
Improper
Denominator
Fractions
2) Find Common
& Equivalent
Problem
Subtract
3) Rewrite the
4) Add or
&
Necessary
Simplify if
Improper
to a Mixed
ber
5) Change the
Fraction Back
Num
Addition
Subtraction
Change the mixed numbers to
improper fractions
Change the mixed numbers to
improper fractions
If the fractions do not have a
Common denominator, find the
Least common denominator &
Equivalent fractions
If the fractions do not have a
Common denominator, find the
Least common denominator &
Equivalent fractions
Rewrite the problem
Using equivalent
Fractions and the
LCD
Rewrite the problem
Using equivalent
Fractions and the
LCD
Add the fractions:
Add the numerators together Keep the denominators the same!
Subtract the fractions:
Subtract the second numerator
From the first numerator. Keep the
Denominators the same!
Simplify the fraction if needed
Simplify the fraction if needed
Change back to a mixed number
Change back to a mixed number
Subtracting
Numbers
Vertically
Adding &
Mixed
1) Line Up
Denominator
Fractions
2) Find Common
Problem
3) Rewrite the
Subtract
Necessary
& Equivalent
4) Add or
&
Regroup if
5) Simplify
Addition
Subtraction
Line up the problem vertically
And draw a line separating the
Fraction from the whole number
Line up the problem vertically
And draw a line separating the
Fraction from the whole number
If the fractions do not have a
Common denominator, find the
Least common denominator &
Equivalent fractions
If the fractions do not have a
Common denominator, find the
Least common denominator &
Equivalent fractions
Rewrite the problem
Using equivalent
Fractions and the
LCD
Rewrite the problem
Using equivalent
Fractions and the
LCD
Add the fractions:
Change the fraction
Result to a mixed
Number if needed.
Subtract the fractions:
Regroup if the top fraction is
Smaller than the bottom fraction.
REMEMBER – you are borrowing
A ‘one’ =
Keep the fraction &
Add the whole number parts
(remember to carry)
Keep the fraction &
Subtract the whole number parts
(remember to borrow)
Simplify the fraction &
Write the whole number &
Fraction together
Simplify the fraction &
Write the whole number &
Fraction together