Compare 27/45 and 21/35
27/45 is equivalent to 21/35
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 35 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 45 × 7 = 315,
27/45 = 27 × 7/45 × 7 = 189/315 - Likewise, for the 2nd fraction, since 35 × 9 = 315,
21/35 = 21 × 9/35 × 9 = 189/315 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 189/315 = 189/315 or 27/45 = 21/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/45 and 21/35 27/45 and 42/35 27/90 and 21/35 27/45 and 21/70 81/45 and 21/35 27/45 and 63/35