Compare 4/45 and 3/30
4/45 is smaller than 3/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 30 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 45 × 2 = 90,
4/45 = 4 × 2/45 × 2 = 8/90 - Likewise, for the 2nd fraction, since 30 × 3 = 90,
3/30 = 3 × 3/30 × 3 = 9/90 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 8/90 < 9/90 or 4/45 < 3/30
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