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Add 70/72 and 10/20

70/72 + 10/20 is 53/36.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 20 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 72 × 5 = 360,
    70/72 = 70 × 5/72 × 5 = 350/360
  3. Likewise, for the 2nd fraction, since 20 × 18 = 360,
    10/20 = 10 × 18/20 × 18 = 180/360
  4. Add the two like fractions:
    350/360 + 180/360 = 350 + 180/360 = 530/360
  5. 530/360 simplified gives 53/36
  6. So, 70/72 + 10/20 = 53/36
    In mixed form: 117/36

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