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A fraction represents
=>
Ten divided by two = 10  2
13
13
=
2 10
=
8
1
=>
10
2
0
225
47
0
When working with fractions, always reduce your final answer. Reduce fractions by canceling
common factors =
Divisibility Rules: The BIG 3!
2
410
711
3
410
711
5
410
711
Proper fraction: N < D
3
15
48
72
1650
6000
Improper fraction: N > D
Improper fractions to mixed number:
7
=2 7
2
58
9
Mixed numbers to improper fractions:
4 52
10 43
Fractions in 10!
►Multiplying fractions
2 9

3 10
30 6

40 45
The LAC ordered 55 math books. Find the total weight of the books if each book weighs
4
lb.
5
►Dividing fractions
1
5

3
6
4
 10
5
Alexa has a stack of books 27 inches tall. If each book is
stack?
3
inch tall, how many books are in the
4
►Adding and Subtracting fractions
2
3
+
3
4
9
10
1

2
Terri went to Macinaw Island. She bought
and
1
2
lb. chocolate walnut fudge,
lb. peanut butter fudge
4
3
1
lb. chocolate turtle fudge. Terri doesn’t feel well… how much fudge did Terri eat?
2
When working with mixed numbers:
4
1
1
 7
3
2
7
6
2
 3
7
3
1
5
6
3

4
5
3
+1
12
20
FRACTION SUMMARY
THIS IS IMPORTANT!
Multiply
Divide
Add & Subtract
Practice:
10 9

18 25
a.
d.
b.
4 1

5 4
1
5
b.
5 1
1
4 4
c.
h. 3
c.
11
15
d.
9
20
e.
4
3
4 7

15 15
1
f. 7  3
9
1 9
e. 1 
5 10
1
3
g. 4  2
5
4
a.
4 16

5 25
3
1
 4
4
3
f.
64
1
 21
3
3
g.
29
9
1
20
20
h.
97
1
8
12
12