Is it possible to divide a fraction by a whole number? Does fraction
division work like whole number division?
I wonder… _ 3?
In this lesson you will learn to divide a fraction by a whole number by thinking about
equal groups.
Let’s ReviewLet’s Review
8 _ 2 = ?
4 sets of two apples in eight…
Let’s ReviewLet’s Review
12
1
12
6
12
5
12
4
12
3
12
2
1 whole 1 whole 1 whole
6 sets of one-half in three…
3 _ = ?6
Let’s ReviewA Common Mistake
A common mistake is to reverse the order of the dividend and the divisor in order to try to make the problem easier
to understand.
2 _ 4 = 24 _ 2 =12
Let’s ReviewCore Lesson
8 _ 2 = ?
4 sets of two apples in eight…
Let’s ReviewCore Lesson
8 _ 2 = ?
4 apples in each of the two groups…
Let’s ReviewCore Lesson
1 whole15
15
15
15
15
25
? ? ? ? ?15
15
15
15
15
_ 2 = ?15
Does this answer
make sense?
Let’s ReviewCore Lesson
1 whole
25 This answer
makes sense!
x 2 = ?25
15
15
15
15
15
15
15
Let’s ReviewCore Lesson
1 whole
35
?
110
110
110110
110
110
110
110
110
110
_ 2 = ?310
Does this answer
make sense?
Let’s ReviewCore Lesson
1 whole
x 2 = ?35
15
15
15
15
15
110
110110
110
110110
35
15
15
15
This answer makes sense!
In this lesson you have learned how to divide a fraction by a whole number by thinking
about equal groups.
Let’s ReviewGuided Practice
Need to add GP, EA, and QQ slides
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