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Add 21/30 and 9/32

21/30 + 9/32 is 157/160.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 32 is 480

    Next, find the equivalent fraction of both fractional numbers with denominator 480
  2. For the 1st fraction, since 30 × 16 = 480,
    21/30 = 21 × 16/30 × 16 = 336/480
  3. Likewise, for the 2nd fraction, since 32 × 15 = 480,
    9/32 = 9 × 15/32 × 15 = 135/480
  4. Add the two like fractions:
    336/480 + 135/480 = 336 + 135/480 = 471/480
  5. 471/480 simplified gives 157/160
  6. So, 21/30 + 9/32 = 157/160

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