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Add 42/2 and 9/7

1st number: 21 0/2, 2nd number: 1 2/7

42/2 + 9/7 is 156/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 2 and 7 is 14
  2. For the 1st fraction, since 2 × 7 = 14,
    42/2 = 42 × 7/2 × 7 = 294/14
  3. Likewise, for the 2nd fraction, since 7 × 2 = 14,
    9/7 = 9 × 2/7 × 2 = 18/14
  4. Add the two fractions:
    294/14 + 18/14 = 294 + 18/14 = 312/14
  5. After reducing the fraction, the answer is 156/7
  6. In mixed form: 222/7

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