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Add 21/72 and 6/30

21/72 + 6/30 is 59/120.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 30 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    21/72 = 21 × 5/72 × 5 = 105/360
  3. Likewise, for the 2nd fraction, since 30 × 12 = 360,
    6/30 = 6 × 12/30 × 12 = 72/360
  4. Add the two like fractions:
    105/360 + 72/360 = 105 + 72/360 = 177/360
  5. 177/360 simplified gives 59/120
  6. So, 21/72 + 6/30 = 59/120

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