Compare 9/70 and 8/18
9/70 is smaller than 8/18
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 18 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 70 × 9 = 630,
9/70 = 9 × 9/70 × 9 = 81/630 - Likewise, for the 2nd fraction, since 18 × 35 = 630,
8/18 = 8 × 35/18 × 35 = 280/630 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 81/630 < 280/630 or 9/70 < 8/18
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