Compare 3/72 and 4/70
3/72 is smaller than 4/70
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 70 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 72 × 35 = 2520,
3/72 = 3 × 35/72 × 35 = 105/2520 - Likewise, for the 2nd fraction, since 70 × 36 = 2520,
4/70 = 4 × 36/70 × 36 = 144/2520 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 105/2520 < 144/2520 or 3/72 < 4/70
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