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Add 7/8 and 63/70

7/8 + 63/70 is 71/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 70 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 8 × 35 = 280,
    7/8 = 7 × 35/8 × 35 = 245/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    63/70 = 63 × 4/70 × 4 = 252/280
  4. Add the two like fractions:
    245/280 + 252/280 = 245 + 252/280 = 497/280
  5. 497/280 simplified gives 71/40
  6. So, 7/8 + 63/70 = 71/40
    In mixed form: 131/40

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