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Add 40/30 and 21/12

1st number: 1 10/30, 2nd number: 1 9/12

40/30 + 21/12 is 37/12.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 12 is 60
  2. For the 1st fraction, since 30 × 2 = 60,
    40/30 = 40 × 2/30 × 2 = 80/60
  3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
    21/12 = 21 × 5/12 × 5 = 105/60
  4. Add the two fractions:
    80/60 + 105/60 = 80 + 105/60 = 185/60
  5. 185/60 simplified gives 37/12
  6. So, 40/30 + 21/12 = 37/12
    In mixed form: 31/12

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