Compare 80/42 and 63/8
1st number: 1 38/42, 2nd number: 7 7/8
80/42 is smaller than 63/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
80/42 = 80 × 4/42 × 4 = 320/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
63/8 = 63 × 21/8 × 21 = 1323/168 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 320/168 < 1323/168 or 80/42 < 63/8
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