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Add 1/30 and 90/40

1st number: 1/30, 2nd number: 2 10/40

1/30 + 90/40 is 137/60.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 30 × 4 = 120,
    1/30 = 1 × 4/30 × 4 = 4/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    90/40 = 90 × 3/40 × 3 = 270/120
  4. Add the two like fractions:
    4/120 + 270/120 = 4 + 270/120 = 274/120
  5. 274/120 simplified gives 137/60
  6. So, 1/30 + 90/40 = 137/60
    In mixed form: 217/60

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