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Add 3/40 and 14/45

3/40 + 14/45 is 139/360.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 45 is 360
  2. For the 1st fraction, since 40 × 9 = 360,
    3/40 = 3 × 9/40 × 9 = 27/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    14/45 = 14 × 8/45 × 8 = 112/360
  4. Add the two fractions:
    27/360 + 112/360 = 27 + 112/360 = 139/360

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