Compare 10/70 and 3/20
10/70 is smaller than 3/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 70 × 2 = 140,
10/70 = 10 × 2/70 × 2 = 20/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
3/20 = 3 × 7/20 × 7 = 21/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 20/140 < 21/140 or 10/70 < 3/20
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