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Add 42/45 and 15/9

1st number: 42/45, 2nd number: 1 6/9

42/45 + 15/9 is 13/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 9 is 45
  2. For the 1st fraction, since 45 × 1 = 45,
    42/45 = 42 × 1/45 × 1 = 42/45
  3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
    15/9 = 15 × 5/9 × 5 = 75/45
  4. Add the two fractions:
    42/45 + 75/45 = 42 + 75/45 = 117/45
  5. After reducing the fraction, the answer is 13/5
  6. In mixed form: 23/5

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