Compare 28/48 and 90/45
1st number: 28/48, 2nd number: 2 0/45
28/48 is smaller than 90/45
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
28/48 = 28 × 15/48 × 15 = 420/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
90/45 = 90 × 16/45 × 16 = 1440/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 420/720 < 1440/720 or 28/48 < 90/45
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