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Add 2/7 and 9/8

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

2/7 + 9/8 is 79/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 7 and 8 is 56
  2. For the 1st fraction, since 7 × 8 = 56,
    2/7 = 2 × 8/7 × 8 = 16/56
  3. Likewise, for the 2nd fraction, since 8 × 7 = 56,
    9/8 = 9 × 7/8 × 7 = 63/56
  4. Add the two fractions:
    16/56 + 63/56 = 16 + 63/56 = 79/56
  5. In mixed form: 123/56

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