Compare 28/90 and 45/49
28/90 is smaller than 45/49
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
28/90 = 28 × 49/90 × 49 = 1372/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
45/49 = 45 × 90/49 × 90 = 4050/4410 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1372/4410 < 4050/4410 or 28/90 < 45/49
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