Answers

Compare 21/30 and 8/60

21/30 is greater than 8/60

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 60 is 60
2. For the 1st fraction, since 30 × 2 = 60,
   21/30 = 21 × 2/30 × 2 = 42/60
3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
   8/60 = 8 × 1/60 × 1 = 8/60
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 42/60 > 8/60 or 21/30 > 8/60

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁴²/₃₀ and ⁸/₆₀ ²¹/₃₀ and ¹⁶/₆₀ ²¹/₆₀ and ⁸/₆₀ ⁶³/₃₀ and ⁸/₆₀ ²¹/₃₀ and ²⁴/₆₀ ²¹/₉₀ and ⁸/₆₀ ²¹/₃₀ and ⁴⁰/₆₀ ²¹/₃₀ and ⁵⁶/₆₀

Compare Fractions Calculator