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By Kelley Mortakis
What is a fraction
• A fraction is a number that expresses part of a
group
• Fractions are written in the form
How much of the pizza is
left?
How much chocolate did the kids eat?
Fractions are parts of a whole.
They are not indicating how large the whole is.
Rather, they describe what part of the who...
What fraction of the animals are
pigs?
What whole number names
the shaded area?
A. 6 B. 1 C. 5
Denominator
• A denominator tells us how many parts the
whole is divided into.
The denominator is b in the fraction.
Numerator
• The numerator tells us how many of those
parts in the denominator that we are dealing
with.
The numerator is a...
Activity
• How many students are in the class?
• What fraction of the students are boys?
• What fraction of the students a...
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  1. 1. By Kelley Mortakis
  2. 2. What is a fraction • A fraction is a number that expresses part of a group • Fractions are written in the form
  3. 3. How much of the pizza is left? How much chocolate did the kids eat?
  4. 4. Fractions are parts of a whole. They are not indicating how large the whole is. Rather, they describe what part of the whole is represented.
  5. 5. What fraction of the animals are pigs?
  6. 6. What whole number names the shaded area? A. 6 B. 1 C. 5
  7. 7. Denominator • A denominator tells us how many parts the whole is divided into. The denominator is b in the fraction.
  8. 8. Numerator • The numerator tells us how many of those parts in the denominator that we are dealing with. The numerator is a in the fraction.
  9. 9. Activity • How many students are in the class? • What fraction of the students are boys? • What fraction of the students are girls? • What fraction of students are wearing short sleeves today? • What fraction of the students have brown hair? Students are to answer the questions in fraction form and draw a pie chart of the fractions. Example: What fraction of the cake was eaten?

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