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Add 7/8 and 42/30

1st number: 7/8, 2nd number: 1 12/30

7/8 + 42/30 is 91/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 30 is 120
  2. For the 1st fraction, since 8 × 15 = 120,
    7/8 = 7 × 15/8 × 15 = 105/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    42/30 = 42 × 4/30 × 4 = 168/120
  4. Add the two fractions:
    105/120 + 168/120 = 105 + 168/120 = 273/120
  5. 273/120 simplified gives 91/40
  6. So, 7/8 + 42/30 = 91/40
    In mixed form: 211/40

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