Compare 72/90 and 25/16
1st number: 72/90, 2nd number: 1 9/16
72/90 is smaller than 25/16
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 16 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 90 × 8 = 720,
72/90 = 72 × 8/90 × 8 = 576/720 - Likewise, for the 2nd fraction, since 16 × 45 = 720,
25/16 = 25 × 45/16 × 45 = 1125/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 576/720 < 1125/720 or 72/90 < 25/16
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