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FractionsBy; Emma Maynard
The numerator is top # in a fraction.
Example: 2/4
Numerator
Numerator
The bottom # of a fraction.
Example: 1/6
Denominator
Denominator
Equivalent fractions are 2 or more fractions that are equal.
Example; 1/2=2/4=3/6
= =
Equivalent Fractions
Mixed #’s have wholes and parts of a whole.
You get a mixed # from an improper fraction.
Example: 2 1/2
Mixed #’s
An improper fraction is where the numerator is bigger than the denominator.
Example: 20/17
Improper fractions
When adding fractions add only the numerators.
Example:2/4+1/4=3/4
Adding fractions
When subtracting fractions subtract onlythe numerator.
Example: 2/3 -1/3=
Subtracting Fractions
When multiplying fractions you multiply both the numerators together. Then multiply both denominators.
Example: ½ x1/2= 1/4
Multiplying fractions
When dividing fractions, multiply the divisor by the reciprocal of the dividend.
Example: 2/3 ¾
2/3 X 4/3 = 8/9
Dividing Fractions
1. 4/5- 2/5= 2. 9/10-2/10= 3. 10/12 + 1/12= 4. 1/5+3/5=
Problems to work
1. 1/6 x 3/6= 2. 3/4 x 1/4= 3. 4/5 1/5= 4. 12/20 1/20=
More problems
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