asked 89.5k views
2 votes
What is the least common denominator of the fractions 7/10 and 9/14?

Select one:
A. 40
B. 56
C. 70
D. 84

2 Answers

6 votes

Answer:

The answer is 70.

Explanation:

I did it on Prepworks a year ago :)

answered
User Barguast
by
8.0k points
0 votes

Answer:

the answer is 70

Explanation:

Solution:

Rewriting input as fractions if necessary:

7/10, 9/14

For the denominators (10, 14) the least common multiple (LCM) is 70.

LCM(10, 14)

Therefore, the least common denominator (LCD) is 70.

Calculations to rewrite the original inputs as equivalent fractions with the LCD:

answered
User Vartan Arabyan
by
8.3k points

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