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Add 20/80 and 42/30

1st number: 20/80, 2nd number: 1 12/30

20/80 + 42/30 is 33/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 30 is 240

    Next, find the equivalent fraction of both fractional numbers with denominator 240
  2. For the 1st fraction, since 80 × 3 = 240,
    20/80 = 20 × 3/80 × 3 = 60/240
  3. Likewise, for the 2nd fraction, since 30 × 8 = 240,
    42/30 = 42 × 8/30 × 8 = 336/240
  4. Add the two like fractions:
    60/240 + 336/240 = 60 + 336/240 = 396/240
  5. 396/240 simplified gives 33/20
  6. So, 20/80 + 42/30 = 33/20
    In mixed form: 113/20

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