Compare 25/42 and 70/75
25/42 is smaller than 70/75
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 75 is 1050
Next, find the equivalent fraction of both fractional numbers with denominator 1050 - For the 1st fraction, since 42 × 25 = 1050,
25/42 = 25 × 25/42 × 25 = 625/1050 - Likewise, for the 2nd fraction, since 75 × 14 = 1050,
70/75 = 70 × 14/75 × 14 = 980/1050 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 625/1050 < 980/1050 or 25/42 < 70/75
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