© 2007 M. Tallman
Subtracting Fractions with Like Denominators
Feb 08, 2016
Subtracting Fractions with Like Denominators. 1. 1. 1. 1. 1. 1. 5. 5. 5. 5. 5. 5. Subtracting Fractions with Like Denominators. -. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 1. 10. 10. 10. 10. 10. 10. 10. 10. 10. 10. 10. 10. 10. 10. 10. 10. - PowerPoint PPT Presentation
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© 2007 M. Tallman
© 2007 M. Tallman
-51
51
51
51
51
51
© 2007 M. Tallman
-
=
101
101
101
101
101
101
101
101
10110
110110
1101
101
101
101
10110
1
© 2007 M. Tallman
81
- 81
81
81
81
81
81
81
© 2007 M. Tallman
-
=71
717
171 7
1
71
71 7
1
© 2007 M. Tallman
- 151
151
151
151
151
151
151
151
151
157
152
-
155
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
Step 1: Subtract the numerators.
151
151
151
151
151
GCF: 555÷ 3
1=
31
© 2007 M. Tallman
-65
62
-
63
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
GCF: 3
Step 1: Subtract the numerators.
21
33÷ 2
1=
61
61
61
61
61
61
61
61
61
61
© 2007 M. Tallman
101
-104
102
-
102
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
GCF: 2
Step 1: Subtract the numerators.
22÷ 5
1=
101
101
101
101
101
51
101
101
© 2007 M. Tallman
-94
91
-
93
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
GCF: 3
Step 1: Subtract the numerators.
33÷ 3
1=
91
919
191
91
91
919
1
31
© 2007 M. Tallman
-125
121
-
124
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
GCF: 4
Step 1: Subtract the numerators.
44÷ 3
1=
112
112
112
112
112112
31
112
112
112
112
© 2007 M. Tallman
-83
81
-
82
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
GCF: 2
Step 1: Subtract the numerators.
22÷ 4
1=
81
81
81
81
81 8
1
41
© 2007 M. Tallman
881
-84
GCF: 444÷ 2
1=
5
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
Step 1: Subtract the numerators.
© 2007 M. Tallman
11115
-114
9
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
Step 1: Subtract the numerators.
© 2007 M. Tallman
10105
-104
GCF: 222÷ 5
2=
9
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
Step 1: Subtract the numerators.
© 2007 M. Tallman
16161
-168
GCF: 888÷ 2
1=
9
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
Step 1: Subtract the numerators.
© 2007 M. Tallman
12122
-125
7
Step 2: The denominator remains the same.
Step 3: Simplify, if necessary.
Step 1: Subtract the numerators.
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