Compare 90/70 and 2/5
1st number: 1 20/70, 2nd number: 2/5
90/70 is greater than 2/5
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 5 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
90/70 = 90 × 1/70 × 1 = 90/70 - Likewise, for the 2nd fraction, since 5 × 14 = 70,
2/5 = 2 × 14/5 × 14 = 28/70 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 90/70 > 28/70 or 90/70 > 2/5
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