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Add 9/20 and 12/7

1st number: 9/20, 2nd number: 1 5/7

9/20 + 12/7 is 303/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 7 is 140

    Next, find the equivalent fraction of both fractional numbers with denominator 140
  2. For the 1st fraction, since 20 × 7 = 140,
    9/20 = 9 × 7/20 × 7 = 63/140
  3. Likewise, for the 2nd fraction, since 7 × 20 = 140,
    12/7 = 12 × 20/7 × 20 = 240/140
  4. Add the two like fractions:
    63/140 + 240/140 = 63 + 240/140 = 303/140
  5. So, 9/20 + 12/7 = 303/140
    In mixed form: 223/140

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