Compare 90/35 and 42/20
1st number: 2 20/35, 2nd number: 2 2/20
90/35 is greater than 42/20
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
90/35 = 90 × 4/35 × 4 = 360/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
42/20 = 42 × 7/20 × 7 = 294/140 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 360/140 > 294/140 or 90/35 > 42/20
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