Lowest Terms
3/6
What is 1/2?
GCF (3,6): 3
3 / 3 = 1
6 / 3 = 2
The common denominator of 1/2, 3/4
What is 4?
10/9
What is 1 1/9?
10/9 = 1 r1/9. Can't Reduce!
3 4/7
25/7
7 x 3 = 21; 21 + 4 = 25. Keep the denominator.
The new fraction for 3/4 if the denominator is 12.
What is 9/12?
The common multiplier is 3.
4 x 3 = 12
So, 3 x 3 = 9
8/24
What is 1/3?
GCF (8,24): 8
8 / 8 = 1
24 / 8 = 3
The common denominator of 5/6, 3/8
What is 24?
6/4
What is 1 1/2?
6/4 = 1 r2/4 -> 2/4=1/2
65/8
53/8
8 x 6 = 48; 48+ 5 = 53. Keep the denominator.
The new fraction for 7/9 if the denominator is 72.
What is 56/72?
The common multiplier is 8.
9 x 8 = 72
So, 7 x 8 = 56
24/36
What is 2/3?
GCF (24,36): 12
24 / 12 = 2
36 / 12 = 3
The common denominator of 7/10, 11/15
What is 30?
30/8
What is 3 3/4?
30/8 = 3 r3/4. Can't Reduce!
112/3
35/3
3 x 11 = 33; 33 + 2 = 35. Keep the denominator.
The new fraction for 5/6 if the denominator is 54.
What is 45/54?
The common multiplier is 9.
6 x 9 = 54
So, 5 x 9 = 45
18/45
What is 2/5?
GCF (18,45): 9
18 / 9 = 2
45 / 9 = 5
The common denominator of 2/5, 1/6, 3/10
What is 30?
192/9
What is 21 1/3?
192/9 = 21 r3/9 -> 3/9 = 1/3
119/12
141/12
12 x 11 = 132; 132 + 9 = 141. Keep the denominator.
The new fractions for 1/4 and 2/5 if the common denominator is 20.
What is 5/20 and 8/20?
The common multiplier for 1/4 is 5.
4 x 5 = 20
So, 1 x 5 = 5
The common multiplier for 2/5 is 4.
5 x 4 = 20
So, 2 x 4 = 8
63/147
What is 3/7?
GCF (63,147): 21
63 / 21 = 3
147 / 21 = 7
OR
63 / 7 = 9
147 / 7 = 21
9 / 3 = 3
21 / 3 = 7
The common denominator of 7/12, 15/16, 5/18
What is 144?
210/8
What is 26 1/4?
210/8 = 26 r2/8 -> 2/8 = 1/4
1325/29
402/29
29 x 13 = 377; 377 + 25 = 402. Keep the denominator.
The new fractions for 3/9 and 7/12 if the common denominator is 36.
What is 12/36 and 21/36?
The common multiplier for 3/9 is 4.
9 x 4 = 36
So, 3 x 4 = 12
The common multiplier for 7/12 is 3.
12 x 3 = 36
So, 7 x 3 = 21