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Add 15/8 and 70/9

1st number: 1 7/8, 2nd number: 7 7/9

15/8 + 70/9 is 695/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 9 is 72
  2. For the 1st fraction, since 8 × 9 = 72,
    15/8 = 15 × 9/8 × 9 = 135/72
  3. Likewise, for the 2nd fraction, since 9 × 8 = 72,
    70/9 = 70 × 8/9 × 8 = 560/72
  4. Add the two fractions:
    135/72 + 560/72 = 135 + 560/72 = 695/72
  5. In mixed form: 947/72

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