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Add 5/8 and 42/30

1st number: 5/8, 2nd number: 1 12/30

5/8 + 42/30 is 81/40.

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,
    5/8 = 5 × 15/8 × 15 = 75/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    42/30 = 42 × 4/30 × 4 = 168/120
  4. Add the two fractions:
    75/120 + 168/120 = 75 + 168/120 = 243/120
  5. After reducing the fraction, the answer is 81/40
  6. In mixed form: 21/40

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