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Add 27/90 and 20/14

1st number: 27/90, 2nd number: 1 6/14

27/90 + 20/14 is 121/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 14 is 630
  2. For the 1st fraction, since 90 × 7 = 630,
    27/90 = 27 × 7/90 × 7 = 189/630
  3. Likewise, for the 2nd fraction, since 14 × 45 = 630,
    20/14 = 20 × 45/14 × 45 = 900/630
  4. Add the two fractions:
    189/630 + 900/630 = 189 + 900/630 = 1089/630
  5. 1089/630 simplified gives 121/70
  6. So, 27/90 + 20/14 = 121/70
    In mixed form: 151/70

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