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Add 42/30 and 3/45

1st number: 1 12/30, 2nd number: 3/45

42/30 + 3/45 is 22/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 45 is 90

    Next, find the equivalent fraction of both fractional numbers with denominator 90
  2. For the 1st fraction, since 30 × 3 = 90,
    42/30 = 42 × 3/30 × 3 = 126/90
  3. Likewise, for the 2nd fraction, since 45 × 2 = 90,
    3/45 = 3 × 2/45 × 2 = 6/90
  4. Add the two like fractions:
    126/90 + 6/90 = 126 + 6/90 = 132/90
  5. 132/90 simplified gives 22/15
  6. So, 42/30 + 3/45 = 22/15
    In mixed form: 17/15

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