Download Name Models and Examples More Examples Guided Practice

Name
Reciprocals
Models and Examples
Every number has a reciprocal.
The product of a number and its reciprocal is 1.
1
2 and 2
The reciprocal of a whole number is a unit fraction.
1
and 5
5
The reciprocal of a unit fraction is a whole number.
3
2
and 3
2
The reciprocal of a proper fraction is an improper fraction.
2
5
and 2
5
The reciprocal of an improper fraction is a proper fraction.
More Examples
To find the reciprocal of a mixed number, first rewrite it as an improper fraction.
2
14
2
16
7
7
7
7
2 2
7
7
16
So, the reciprocal of 2 is .
Guided Practice
Read each number. Circle its reciprocal.
2
7
3
2
4
1
7
7
2
1
14
14
2
6
4
4
3
11
4
4
11
Write the reciprocal for each number.
7
8
2
9
3
1
7
© CSL Associates, Inc. (877) 790-7915 FRACTIONS and MIXED NUMBERS •Vol. 2• Computation
4
5
6
IL Workbook J
19
Name
Reciprocals
Practice
Read each number. Circle its reciprocal.
2
7
1
7
7
2
1
14
14
2
6
4
8
19
11
4
4
11
1
12
7
7
12
7
1
5
15
7
18
12
8
2
2
8
3
2
8
5
7
12
18
9
6
Write the reciprocal for each number.
1
7
1
1
2
1
14
1
6
4
2
1
4
3
4
1
3
9
3
1
6
2 4
57
13
5
6
29
12
7
Mixed Review
Factor each to simplest form.
20
27
36
16
28
48
72
15
45
IL Workbook J
FRACTIONS and MIXED NUMBERS •Vol. 2• Computation © CSL Associates, Inc. (877) 790-7915