Compare 7/70 and 4/42
7/70 is greater than 4/42
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 70 × 3 = 210,
7/70 = 7 × 3/70 × 3 = 21/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
4/42 = 4 × 5/42 × 5 = 20/210 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 21/210 > 20/210 or 7/70 > 4/42
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