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Add 18/21 and 20/32

18/21 + 20/32 is 83/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 21 and 32 is 672

    Next, find the equivalent fraction of both fractional numbers with denominator 672
  2. For the 1st fraction, since 21 × 32 = 672,
    18/21 = 18 × 32/21 × 32 = 576/672
  3. Likewise, for the 2nd fraction, since 32 × 21 = 672,
    20/32 = 20 × 21/32 × 21 = 420/672
  4. Add the two like fractions:
    576/672 + 420/672 = 576 + 420/672 = 996/672
  5. 996/672 simplified gives 83/56
  6. So, 18/21 + 20/32 = 83/56
    In mixed form: 127/56

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