Subtraction of fractions

Subtraction of fraction with same and different denominator

1. SUBTRACTION
OF FRACTION

2. SUBTRACTION
OF FRACTIONS
WITH SAME
DENOMINATORS

3. STEPS
Write denominator
Minus numerator
Simplify
1
2
3

4. 1
4
1
4
3
4
−
1
4
=
3−1
4
=
2
4
=
2÷2
4÷2
EXAMPLE
�
�
−
�
�
=
�)
=
1
2
Write denominator
Simplify
1
2
1
4
1
4
1
4
Minus numerator

5. 1
6
1
6
5
6
−
4
6
=
5−4
6
=
1
6
EXAMPLE
�
�
−
�
�
=
2)
1
6
1
6
1
6
Minus numerator
Write denominator
1
6

6. 1
5
1
5
4
5
−
3
5
=
4−3
5
=
1
5
EXAMPLE
�
�
−
�
�
=
3)
1
5
1
5
1
5

7. 1
7
1
7
5
7
−
3
7
=
5−3
7
=
2
7
EXAMPLE
�
�
−
�
�
=
4)
1
7
1
7
1
7
1
7
1
7

8. SUBTRACTION OF
FRACTIONS WITH
DIFFERENT
DENOMINATORS

9. STEPS
Make denominators same
Write denominator
Minus numerator
Simplify
1
2
3
4

10. WHY?

11. �
�
−
�
�
=
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�
�

12. STEPS
Make denominators same
Write denominator
Minus numerator
Simplify
1
2
3
4

13. EXAMPLES

14. 1
2
1
2
−
1
4
=
1
2
=
2
4
−
1
4
=
2−1
4
�
�
−
�
�
=
�)
=
1
4
1
4
1
4
1
4
1
4
×2
×2
Make denominators
same−
1
4
Write denominator
Minus numerator
1
4

15. =
4−3
6
4
6
−
1
2
=
4
6
=
4
6
−
3
6
�
�
−
�
�
=
2)
=
1
6
×3
×3
Make denominators
same−
1
2
Write denominator
Minus numerator
1
2
1
6
1
6
1
6
1
6
1
6
1
6
1
6
1
6

16. =
5−3
10
1
2
−
3
10
=
1
2
=
5
10
−
3
10
�
�
−
�
��
=
3)
=
2
10
×5
×5
Make denominators
same
−
3
10
Write denominator
Minus numerator
1
2
1
10
1
10
1
10
1
10
1
10
1
10
1
10
1
10
1
10
1
10
=
2÷2
10÷2
Simplify
=
1
5
1
10
1
10
1
10

17. =
2−1
6
1
3
−
1
6
=
1
3
=
2
6
−
1
6
�
�
−
�
�
=
4)
=
1
6
×2
×2
Make denominators
same−
1
6
Write denominator
Minus numerator
1
6
1
6
1
3
1
6
1
6
1
6

18. =
6−2
9
2
3
−
2
9
=
2
3
=
6
9
−
2
9
�
�
−
�
�
=
5)
=
4
9
×3
×3
Make denominators
same−
2
9
Write denominator
Minus numerator
1
3
1
3
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9
1
9

19. =
6−2
10
3
5
−
2
10
=
3
5
=
6
10
−
2
10
�
�
−
�
��
=
6)
=
4
10
×2
×2
Make denominators
same
−
2
10
Write denominator
Minus numerator
1
10
1
10
1
10
1
10
1
10
1
10
1
10
1
10
1
10
1
10
=
4÷2
10÷2
Simplify
=
2
5
1
10
1
5
1
5
1
5
1
10
1
10
1
10
1
10
1
10
1
5
1
5

20. 1
4
−
1
8
=
1
4
=
2
8
−
1
8
=
2−1
8
�
�
−
�
�
=
7)
=
1
8
×2
×2
Make denominators
same−
1
8
Write denominator
Minus numerator
1
4
1
8
1
8
1
8
1
8
1
8

21. QUIZ TIME
https://wordwall.net/play/20997/269/953