Compare 3/35 and 20/72
3/35 is smaller than 20/72
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 72 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 35 × 72 = 2520,
3/35 = 3 × 72/35 × 72 = 216/2520 - Likewise, for the 2nd fraction, since 72 × 35 = 2520,
20/72 = 20 × 35/72 × 35 = 700/2520 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 216/2520 < 700/2520 or 3/35 < 20/72
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