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Add 56/21 and 7/20

1st number: 2 14/21, 2nd number: 7/20

56/21 + 7/20 is 181/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 20 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 21 × 20 = 420,
    56/21 = 56 × 20/21 × 20 = 1120/420
  3. Likewise, for the 2nd fraction, since 20 × 21 = 420,
    7/20 = 7 × 21/20 × 21 = 147/420
  4. Add the two like fractions:
    1120/420 + 147/420 = 1120 + 147/420 = 1267/420
  5. 1267/420 simplified gives 181/60
  6. So, 56/21 + 7/20 = 181/60
    In mixed form: 31/60

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