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Add 49/72 and 40/63

49/72 + 40/63 is 221/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 63 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 72 × 7 = 504,
    49/72 = 49 × 7/72 × 7 = 343/504
  3. Likewise, for the 2nd fraction, since 63 × 8 = 504,
    40/63 = 40 × 8/63 × 8 = 320/504
  4. Add the two like fractions:
    343/504 + 320/504 = 343 + 320/504 = 663/504
  5. 663/504 simplified gives 221/168
  6. So, 49/72 + 40/63 = 221/168
    In mixed form: 153/168

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