Vocab
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Lesson 12–2
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Lesson 12–6
denominator
equivalent fractions
1
4
1
4
1
2
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5
_
2
1
_
=_
8
2
4
Lesson 12–1
Lesson 12–2
fraction
numerator
1
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3
_
4
Lesson 12–1
unit fraction
1
1
3
3
1
3
Copyright © The McGraw-Hill Companies, Inc.
1
_
3
5
_
6
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Ideas for Use
• Write a tally mark on each card every time
you read the word in this chapter or use it
in your writing. Challenge yourself to use at
least 5 tally marks for each card.
• Use the blank cards to draw or write phrases
or examples that will help you with concepts
like comparing fractions.
Fractions that represent the same part of the
whole.
The bottom number in a fraction. It is the
total number of equal parts.
The prefix non- means “not.” Describe 2
non-equivalent fractions. Write an example.
Draw models to show three different
fractions that all have a denominator of 4.
Sample answer: fractions that are
See students’ drawings.
_
_
not equal; Example: 1 and 1
3
4
The top number in a fraction. It is the number
of equal parts being represented.
4
In the fraction _, what is the numerator?
A number that represents an equal part of a
whole or an equal part of a set.
What does it show?
Draw a rectangle, and divide it into 6 equal
3
parts. Color the parts to represent _.
4; It shows that 4 parts out of 8
See students’ work.
8
6
are being represented.
Represents the quantity formed by one part
when a whole is partitioned into equal parts.
Unit can mean “a single thing.” How does
this help you understand the definition of
unit fraction?
shows a single part of the whole.
Copyright © The McGraw-Hill Companies, Inc.
Sample answer: A unit fraction