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Add 20/32 and 42/45

20/32 + 42/45 is 187/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 32 and 45 is 1440

    Next, find the equivalent fraction of both fractional numbers with denominator 1440
  2. For the 1st fraction, since 32 × 45 = 1440,
    20/32 = 20 × 45/32 × 45 = 900/1440
  3. Likewise, for the 2nd fraction, since 45 × 32 = 1440,
    42/45 = 42 × 32/45 × 32 = 1344/1440
  4. Add the two like fractions:
    900/1440 + 1344/1440 = 900 + 1344/1440 = 2244/1440
  5. 2244/1440 simplified gives 187/120
  6. So, 20/32 + 42/45 = 187/120
    In mixed form: 167/120

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