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Add 27/70 and 6/40

27/70 + 6/40 is 15/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 40 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    27/70 = 27 × 4/70 × 4 = 108/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    6/40 = 6 × 7/40 × 7 = 42/280
  4. Add the two like fractions:
    108/280 + 42/280 = 108 + 42/280 = 150/280
  5. 150/280 simplified gives 15/28
  6. So, 27/70 + 6/40 = 15/28

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