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Add 7/15 and 4/40

7/15 + 4/40 is 17/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 40 is 120

    Next, find the equivalent fraction of both fractional numbers with denominator 120
  2. For the 1st fraction, since 15 × 8 = 120,
    7/15 = 7 × 8/15 × 8 = 56/120
  3. Likewise, for the 2nd fraction, since 40 × 3 = 120,
    4/40 = 4 × 3/40 × 3 = 12/120
  4. Add the two like fractions:
    56/120 + 12/120 = 56 + 12/120 = 68/120
  5. 68/120 simplified gives 17/30
  6. So, 7/15 + 4/40 = 17/30

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