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Understanding Fractions

A presentation describing the different interpretations for fractions with questions to use for assessing student understanding.
by

Geoff Mihalenko

on 29 July 2015

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Transcript of Understanding Fractions

Understanding Fractions
1. A fraction is a portion (or part) of a whole amount.
3. The numerator of a fraction describes how many parts are selected or taken.
4. The denominator of a fraction describes the total number of parts that make the whole.
2 equal parts:
one-half
1 out of 3 shapes:
one-third
4 equal parts:
one-fourth
2. Fractions describe equal parts of a whole or parts of a group.
5. Unit fractions are fractions with a numerator equal to 1.
1
5
_
1
6
_
1
8
_
6. Write the unit fraction that represents each part of the whole shape. Then write the fraction of the shape that is colored yellow.
7. Identify which figure shows equal parts. Then name the unit fraction that describes the equal parts of the whole for that figure.
a.
b.
8. What fraction of the pizza has pepperoni?
9. Write the fraction for each part of the set of shapes. (circles and rectangles)
10. One fourth (1/4) of the set of shapes
is triangles. Find 1/4 of 8 shapes.
11. What number is 1/3 of the school of fish?
12. In the number lines below, the
denominator is equal to the number
of equally sized sections between 0 and 1.

Identify on each number line, the fractions
represented by the letters A, B, C, D, G.
Congratulations!
You're finished!
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