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Add 40/56 and 60/45

1st number: 40/56, 2nd number: 1 15/45

40/56 + 60/45 is 43/21.

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,
    60/45 = 60 × 56/45 × 56 = 3360/2520
  4. Add the two fractions:
    1800/2520 + 3360/2520 = 1800 + 3360/2520 = 5160/2520
  5. 5160/2520 simplified gives 43/21
  6. So, 40/56 + 60/45 = 43/21
    In mixed form: 21/21

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