Compare 7/42 and 15/49
7/42 is smaller than 15/49
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
7/42 = 7 × 7/42 × 7 = 49/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
15/49 = 15 × 6/49 × 6 = 90/294 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 49/294 < 90/294 or 7/42 < 15/49
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