Compare 10/70 and 45/40, Which fraction is greater?

Compare 10/70 and 45/40

1^st number: 10/70, 2^nd number: 1 5/40

10/70 is smaller than 45/40

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 40 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 70 × 4 = 280,
10/70 = 10 × 4/70 × 4 = 40/280
Likewise, for the 2nd fraction, since 40 × 7 = 280,
45/40 = 45 × 7/40 × 7 = 315/280
Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
40/280 < 315/280 or 10/70 < 45/40

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