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Add 21/20 and 24/30

1st number: 1 1/20, 2nd number: 24/30

21/20 + 24/30 is 37/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 30 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 20 × 3 = 60,
    21/20 = 21 × 3/20 × 3 = 63/60
  3. Likewise, for the 2nd fraction, since 30 × 2 = 60,
    24/30 = 24 × 2/30 × 2 = 48/60
  4. Add the two like fractions:
    63/60 + 48/60 = 63 + 48/60 = 111/60
  5. 111/60 simplified gives 37/20
  6. So, 21/20 + 24/30 = 37/20
    In mixed form: 117/20

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