Answers

Compare 49/9 and 72/40

1^st number: 5 4/9, 2^nd number: 1 32/40

49/9 is greater than 72/40

Steps for comparing fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 40 is 360
2. For the 1st fraction, since 9 × 40 = 360,
   49/9 = 49 × 40/9 × 40 = 1960/360
3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
   72/40 = 72 × 9/40 × 9 = 648/360
4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
5. 1960/360 > 648/360 or 49/9 > 72/40

MathStep (Works offline)

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

Related: ⁹⁸/₉ and ⁷²/₄₀ ⁴⁹/₁₈ and ⁷²/₄₀ ⁴⁹/₉ and ⁷²/₈₀ ⁴⁹/₂₇ and ⁷²/₄₀ ⁴⁹/₄₅ and ⁷²/₄₀ ⁴⁹/₆₃ and ⁷²/₄₀

Compare Fractions Calculator