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Add 30/15 and 42/20

1st number: 2 0/15, 2nd number: 2 2/20

30/15 + 42/20 is 41/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 20 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 15 × 4 = 60,
    30/15 = 30 × 4/15 × 4 = 120/60
  3. Likewise, for the 2nd fraction, since 20 × 3 = 60,
    42/20 = 42 × 3/20 × 3 = 126/60
  4. Add the two like fractions:
    120/60 + 126/60 = 120 + 126/60 = 246/60
  5. 246/60 simplified gives 41/10
  6. So, 30/15 + 42/20 = 41/10
    In mixed form: 41/10

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