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Least Common Denominator
Test Description: Least Common Denominator
Instructions: Answer all questions to get your test result.
1) What is the LCD for 1/2 and 1/5?
A
2
B
10
C
20
D
5
2) What is the LCD for 2/3 and 1/2?
A
6
B
24
C
12
D
2
3) What is the LCD for 2/3 and 3/4?
A
4
B
12
C
24
D
3
4) What is the LCD for 5/8 and 1/4?
A
8
B
24
C
4
D
12
5) What is the LCD for 3/4 and 2/6?
A
36
B
12
C
20
D
24
6) What is the LCD for 1/7 and 2/3?
A
21
B
3
C
42
D
73
7) What is the LCD for 1/4 and 2/5?
A
20
B
10
C
40
D
5
8) What is the LCD for 5/6 and 4/9?
A
54
B
36
C
18
D
9
9) What is the LCD for 3/5 and 1/6?
A
30
B
20
C
40
D
60
10) What is the LCD for 1/2 and 3/4?
A
8
B
16
C
4
D
2
11) What is the LCD for 2/3 and 1/6?
A
3
B
18
C
12
D
6
12) What is the LCD for 2/9 and 1/4?
A
9
B
36
C
16
D
32
13) What is the LCD for 3/5 and 7/8?
A
8
B
40
C
80
D
20
14) What is the LCD for 3/4 and 3/10?
A
20
B
32
C
40
D
4
15) What is the LCD for 1/4 and 5/7?
A
28
B
35
C
14
D
20
16) What is the LCD for 1/3 and 8/9?
A
30
B
27
C
9
D
3
17) What is the LCD for 5/6 and 3/8?
A
24
B
36
C
48
D
12
18) What is the LCD for 2/7 and 1/5?
A
10
B
21
C
14
D
35
19) What is the LCD for 1/2 and 4/7?
A
28
B
7
C
14
D
2
20) What is the LCD for 2/8 and 7/10?
A
80
B
10
C
40
D
120
*select an answer for all questions
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