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Add 30/80 and 63/20

1st number: 30/80, 2nd number: 3 3/20

30/80 + 63/20 is 141/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 80 and 20 is 80

    Next, find the equivalent fraction of both fractional numbers with denominator 80
  2. For the 1st fraction, since 80 × 1 = 80,
    30/80 = 30 × 1/80 × 1 = 30/80
  3. Likewise, for the 2nd fraction, since 20 × 4 = 80,
    63/20 = 63 × 4/20 × 4 = 252/80
  4. Add the two like fractions:
    30/80 + 252/80 = 30 + 252/80 = 282/80
  5. 282/80 simplified gives 141/40
  6. So, 30/80 + 63/20 = 141/40
    In mixed form: 321/40

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