Compare 70/18 and 42/64, Which fraction is greater?

Compare 70/18 and 42/64

1^st number: 3 16/18, 2^nd number: 42/64

70/18 is greater than 42/64

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 64 is 576

Next, find the equivalent fraction of both fractional numbers with denominator 576
For the 1st fraction, since 18 × 32 = 576,
70/18 = 70 × 32/18 × 32 = 2240/576
Likewise, for the 2nd fraction, since 64 × 9 = 576,
42/64 = 42 × 9/64 × 9 = 378/576
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
2240/576 > 378/576 or 70/18 > 42/64

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