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Add 70/20 and 63/36

1st number: 3 10/20, 2nd number: 1 27/36

70/20 + 63/36 is 21/4.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 36 is 180

    Next, find the equivalent fraction of both fractional numbers with denominator 180
  2. For the 1st fraction, since 20 × 9 = 180,
    70/20 = 70 × 9/20 × 9 = 630/180
  3. Likewise, for the 2nd fraction, since 36 × 5 = 180,
    63/36 = 63 × 5/36 × 5 = 315/180
  4. Add the two like fractions:
    630/180 + 315/180 = 630 + 315/180 = 945/180
  5. 945/180 simplified gives 21/4
  6. So, 70/20 + 63/36 = 21/4
    In mixed form: 51/4

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