Compare 72/7 and 42/8
1st number: 10 2/7, 2nd number: 5 2/8
72/7 is greater than 42/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
72/7 = 72 × 8/7 × 8 = 576/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
42/8 = 42 × 7/8 × 7 = 294/56 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 576/56 > 294/56 or 72/7 > 42/8
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