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Add 8/14 and 21/72

8/14 + 21/72 is 145/168.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 14 and 72 is 504

    Next, find the equivalent fraction of both fractional numbers with denominator 504
  2. For the 1st fraction, since 14 × 36 = 504,
    8/14 = 8 × 36/14 × 36 = 288/504
  3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
    21/72 = 21 × 7/72 × 7 = 147/504
  4. Add the two like fractions:
    288/504 + 147/504 = 288 + 147/504 = 435/504
  5. 435/504 simplified gives 145/168
  6. So, 8/14 + 21/72 = 145/168

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