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Add 27/36 and 20/70

27/36 + 20/70 is 29/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 36 and 70 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 36 × 35 = 1260,
    27/36 = 27 × 35/36 × 35 = 945/1260
  3. Likewise, for the 2nd fraction, since 70 × 18 = 1260,
    20/70 = 20 × 18/70 × 18 = 360/1260
  4. Add the two like fractions:
    945/1260 + 360/1260 = 945 + 360/1260 = 1305/1260
  5. 1305/1260 simplified gives 29/28
  6. So, 27/36 + 20/70 = 29/28
    In mixed form: 11/28

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