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Add 30/42 and 10/72

30/42 + 10/72 is 215/252.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 42 × 12 = 504,
    30/42 = 30 × 12/42 × 12 = 360/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    10/72 = 10 × 7/72 × 7 = 70/504
  4. Add the two like fractions:
    360/504 + 70/504 = 360 + 70/504 = 430/504
  5. 430/504 simplified gives 215/252
  6. So, 30/42 + 10/72 = 215/252

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