Compare 21/50 and 6/7
21/50 is smaller than 6/7
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 7 is 350
Next, find the equivalent fraction of both fractional numbers with denominator 350 - For the 1st fraction, since 50 × 7 = 350,
21/50 = 21 × 7/50 × 7 = 147/350 - Likewise, for the 2nd fraction, since 7 × 50 = 350,
6/7 = 6 × 50/7 × 50 = 300/350 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 147/350 < 300/350 or 21/50 < 6/7
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