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Add 5/14 and 72/20

1st number: 5/14, 2nd number: 3 12/20

5/14 + 72/20 is 277/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 20 is 140
  2. For the 1st fraction, since 14 × 10 = 140,
    5/14 = 5 × 10/14 × 10 = 50/140
  3. Likewise, for the 2nd fraction, since 20 × 7 = 140,
    72/20 = 72 × 7/20 × 7 = 504/140
  4. Add the two fractions:
    50/140 + 504/140 = 50 + 504/140 = 554/140
  5. 554/140 simplified gives 277/70
  6. So, 5/14 + 72/20 = 277/70
    In mixed form: 367/70

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