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Add 40/56 and 30/45

40/56 + 30/45 is 29/21.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 56 and 45 is 2520
  2. For the 1st fraction, since 56 × 45 = 2520,
    40/56 = 40 × 45/56 × 45 = 1800/2520
  3. Likewise, for the 2nd fraction, since 45 × 56 = 2520,
    30/45 = 30 × 56/45 × 56 = 1680/2520
  4. Add the two fractions:
    1800/2520 + 1680/2520 = 1800 + 1680/2520 = 3480/2520
  5. After reducing the fraction, the answer is 29/21
  6. In mixed form: 18/21

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