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Add 30/25 and 42/90

1st number: 1 5/25, 2nd number: 42/90

30/25 + 42/90 is 5/3.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 90 is 450
  2. For the 1st fraction, since 25 × 18 = 450,
    30/25 = 30 × 18/25 × 18 = 540/450
  3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
    42/90 = 42 × 5/90 × 5 = 210/450
  4. Add the two fractions:
    540/450 + 210/450 = 540 + 210/450 = 750/450
  5. 750/450 simplified gives 5/3
  6. So, 30/25 + 42/90 = 5/3
    In mixed form: 12/3

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