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Add 9/8 and 16/20

1st number: 1 1/8, 2nd number: 16/20

9/8 + 16/20 is 77/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 20 is 40

    Next, find the equivalent fraction of both fractional numbers with denominator 40
  2. For the 1st fraction, since 8 × 5 = 40,
    9/8 = 9 × 5/8 × 5 = 45/40
  3. Likewise, for the 2nd fraction, since 20 × 2 = 40,
    16/20 = 16 × 2/20 × 2 = 32/40
  4. Add the two like fractions:
    45/40 + 32/40 = 45 + 32/40 = 77/40
  5. So, 9/8 + 16/20 = 77/40
    In mixed form: 137/40

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