Answers

Solutions by everydaycalculation.com

Everydaycalculation.com » Answers » Compare fractions

Compare 45/9 and 81/70

1st number: 5 0/9, 2nd number: 1 11/70

45/9 is greater than 81/70

Steps for comparing fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 9 and 70 is 630
  2. For the 1st fraction, since 9 × 70 = 630,
    45/9 = 45 × 70/9 × 70 = 3150/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    81/70 = 81 × 9/70 × 9 = 729/630
  4. Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
  5. 3150/630 > 729/630 or 45/9 > 81/70

Related:

Use fraction calculator with our all-in-one calculator app: Download for Android, Download for iOS

© everydaycalculation.com