Compare 42/80 and 30/8
1st number: 42/80, 2nd number: 3 6/8
42/80 is smaller than 30/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 8 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 80 × 1 = 80,
42/80 = 42 × 1/80 × 1 = 42/80 - Likewise, for the 2nd fraction, since 8 × 10 = 80,
30/8 = 30 × 10/8 × 10 = 300/80 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 42/80 < 300/80 or 42/80 < 30/8
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