Compare 12/14 and 70/80
12/14 is smaller than 70/80
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
12/14 = 12 × 40/14 × 40 = 480/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
70/80 = 70 × 7/80 × 7 = 490/560 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 480/560 < 490/560 or 12/14 < 70/80
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