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Add 24/40 and 21/12

1st number: 24/40, 2nd number: 1 9/12

24/40 + 21/12 is 47/20.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 12 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    24/40 = 24 × 3/40 × 3 = 72/120
  3. Likewise, for the 2nd fraction, since 12 × 10 = 120,
    21/12 = 21 × 10/12 × 10 = 210/120
  4. Add the two like fractions:
    72/120 + 210/120 = 72 + 210/120 = 282/120
  5. 282/120 simplified gives 47/20
  6. So, 24/40 + 21/12 = 47/20
    In mixed form: 27/20

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