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Add 16/45 and 42/12

1st number: 16/45, 2nd number: 3 6/12

16/45 + 42/12 is 347/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 45 and 12 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 45 × 4 = 180,
    16/45 = 16 × 4/45 × 4 = 64/180
  3. Likewise, for the 2nd fraction, since 12 × 15 = 180,
    42/12 = 42 × 15/12 × 15 = 630/180
  4. Add the two like fractions:
    64/180 + 630/180 = 64 + 630/180 = 694/180
  5. 694/180 simplified gives 347/90
  6. So, 16/45 + 42/12 = 347/90
    In mixed form: 377/90

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