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Add 63/84 and 6/70

63/84 + 6/70 is 117/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 70 is 420
  2. For the 1st fraction, since 84 × 5 = 420,
    63/84 = 63 × 5/84 × 5 = 315/420
  3. Likewise, for the 2nd fraction, since 70 × 6 = 420,
    6/70 = 6 × 6/70 × 6 = 36/420
  4. Add the two fractions:
    315/420 + 36/420 = 315 + 36/420 = 351/420
  5. 351/420 simplified gives 117/140
  6. So, 63/84 + 6/70 = 117/140

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