Fractions Packet - Examples And Worksheets With Answers Page 34
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42Adding and subtracting mixed numbers
A mixed number has a whole number followed by a fraction:
1
5
1
6
are examples of mixed numbers
1
,
2
,
176
,
and
8
3
8
2
7
When adding or subtracting mixed numbers, use the procedure from page 7.
Note: Don’t forget to add or subtract the whole numbers.
1
1
1
Ex. 1:
Ex. 2:
1
2
?
6
5
?
2
3
8
1
1
3
1
1
6
8
2
6
5
1
2
2
2
3
6
1
11
5
8
3
6
1
3
6
1
Ex. 3:
Ex. 4:
5
?
3
1
?
3
5
9
2
1
5
6
12
5
5
3
3
3
15
9
18
3
9
1
9
1
1
5
15
2
18
14
3
1
5
2
2
15
18
6
When mixed numbers cannot be subtracted because the bottom fraction is
larger than the top fraction, BORROW so that the fractions can be subtracted
from each other.
2
The
cannot be
3
1
1
6
Ex. 5:
Ex. 6:
8
-
2
?
5
2
?
4
6
3
1
subtracted from the
.
6
4
1
1
7
8
7
5
5
4
One was borrowed from
3
The
cannot be
4
6
6
6
4
6
the 5, changed to
3
3
1
2
2
subtracted from nothing.
6
2
2
2
2
2
One was borrowed from the
and then added to the
4
4
3
6
6
4
1
7
8 and changed to
. 8
1
5
to make
. The
5
4
2
6
6
4
6
was changed to a 7.Now the
whole number 5 was
mixed numbers can be
changed to a 4. Now the
subtracted from each other.
mixed numbers can be
subtracted.
Fractions Packet
Created by MLC @ 2003 page 34 of 42
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