Compare 28/4 and 72/10
1st number: 7 0/4, 2nd number: 7 2/10
28/4 is smaller than 72/10
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
28/4 = 28 × 5/4 × 5 = 140/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
72/10 = 72 × 2/10 × 2 = 144/20 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 140/20 < 144/20 or 28/4 < 72/10
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