Compare 18/9 and 70/40
1st number: 2 0/9, 2nd number: 1 30/40
18/9 is greater than 70/40
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 40 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 9 × 40 = 360,
18/9 = 18 × 40/9 × 40 = 720/360 - 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
- 720/360 > 630/360 or 18/9 > 70/40
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