Compare 70/80 and 48/18
1st number: 70/80, 2nd number: 2 12/18
70/80 is smaller than 48/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 18 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 80 × 9 = 720,
70/80 = 70 × 9/80 × 9 = 630/720 - Likewise, for the 2nd fraction, since 18 × 40 = 720,
48/18 = 48 × 40/18 × 40 = 1920/720 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 630/720 < 1920/720 or 70/80 < 48/18
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