Compare 1/40 and 18/49
1/40 is smaller than 18/49
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 49 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
1/40 = 1 × 49/40 × 49 = 49/1960 - Likewise, for the 2nd fraction, since 49 × 40 = 1960,
18/49 = 18 × 40/49 × 40 = 720/1960 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 49/1960 < 720/1960 or 1/40 < 18/49
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