Compare 27/18 and 70/40
1st number: 1 9/18, 2nd number: 1 30/40
27/18 is smaller than 70/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 18 × 20 = 360,
27/18 = 27 × 20/18 × 20 = 540/360 - Likewise, for the 2nd fraction, since 40 × 9 = 360,
70/40 = 70 × 9/40 × 9 = 630/360 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 540/360 < 630/360 or 27/18 < 70/40
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