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Add 18/32 and 21/20

1st number: 18/32, 2nd number: 1 1/20

18/32 + 21/20 is 129/80.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 20 is 160

    Next, find the equivalent fraction of both fractional numbers with denominator 160
  2. For the 1st fraction, since 32 × 5 = 160,
    18/32 = 18 × 5/32 × 5 = 90/160
  3. Likewise, for the 2nd fraction, since 20 × 8 = 160,
    21/20 = 21 × 8/20 × 8 = 168/160
  4. Add the two like fractions:
    90/160 + 168/160 = 90 + 168/160 = 258/160
  5. 258/160 simplified gives 129/80
  6. So, 18/32 + 21/20 = 129/80
    In mixed form: 149/80

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