Compare 4/8 and 25/42
4/8 is smaller than 25/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
4/8 = 4 × 21/8 × 21 = 84/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
25/42 = 25 × 4/42 × 4 = 100/168 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 84/168 < 100/168 or 4/8 < 25/42
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