Compare 7/70 and 15/84
7/70 is smaller than 15/84
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
7/70 = 7 × 6/70 × 6 = 42/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
15/84 = 15 × 5/84 × 5 = 75/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 42/420 < 75/420 or 7/70 < 15/84
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