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Add 9/40 and 84/30

1st number: 9/40, 2nd number: 2 24/30

9/40 + 84/30 is 121/40.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 40 × 3 = 120,
    9/40 = 9 × 3/40 × 3 = 27/120
  3. Likewise, for the 2nd fraction, since 30 × 4 = 120,
    84/30 = 84 × 4/30 × 4 = 336/120
  4. Add the two like fractions:
    27/120 + 336/120 = 27 + 336/120 = 363/120
  5. 363/120 simplified gives 121/40
  6. So, 9/40 + 84/30 = 121/40
    In mixed form: 31/40

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