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Add 30/28 and 9/40

1st number: 1 2/28, 2nd number: 9/40

30/28 + 9/40 is 363/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 28 and 40 is 280
  2. For the 1st fraction, since 28 × 10 = 280,
    30/28 = 30 × 10/28 × 10 = 300/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    9/40 = 9 × 7/40 × 7 = 63/280
  4. Add the two fractions:
    300/280 + 63/280 = 300 + 63/280 = 363/280
  5. In mixed form: 183/280

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