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Add 42/12 and 90/25

1st number: 3 6/12, 2nd number: 3 15/25

42/12 + 90/25 is 71/10.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 12 and 25 is 300
  2. For the 1st fraction, since 12 × 25 = 300,
    42/12 = 42 × 25/12 × 25 = 1050/300
  3. Likewise, for the 2nd fraction, since 25 × 12 = 300,
    90/25 = 90 × 12/25 × 12 = 1080/300
  4. Add the two fractions:
    1050/300 + 1080/300 = 1050 + 1080/300 = 2130/300
  5. 2130/300 simplified gives 71/10
  6. So, 42/12 + 90/25 = 71/10
    In mixed form: 71/10

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