Question

Which is greater 3/5 5/7 ?

Answer 1

Answer:

Find the least common denominator or LCM of the two denominators:

LCM of 5 and 7 is 35

For the 1st fraction, since 5 × 7 = 35,

3

5

=

3 × 7

5 × 7

=

21

35

Likewise, for the 2nd fraction, since 7 × 5 = 35,

5

7

=

5 × 5

7 × 5

=

25

35

Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction

21

35

<

25

35

or

3

5

<

5

7

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