Compare 70/15 and 80/8
1st number: 4 10/15, 2nd number: 10 0/8
70/15 is smaller than 80/8
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
70/15 = 70 × 8/15 × 8 = 560/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
80/8 = 80 × 15/8 × 15 = 1200/120 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 560/120 < 1200/120 or 70/15 < 80/8
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