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Add 2/20 and 27/28

2/20 + 27/28 is 149/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 28 is 140
  2. For the 1st fraction, since 20 × 7 = 140,
    2/20 = 2 × 7/20 × 7 = 14/140
  3. Likewise, for the 2nd fraction, since 28 × 5 = 140,
    27/28 = 27 × 5/28 × 5 = 135/140
  4. Add the two fractions:
    14/140 + 135/140 = 14 + 135/140 = 149/140
  5. So, 2/20 + 27/28 = 149/140
    In mixed form: 19/140

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