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Add 3/20 and 70/63

1st number: 3/20, 2nd number: 1 7/63

3/20 + 70/63 is 227/180.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 63 is 1260

    Next, find the equivalent fraction of both fractional numbers with denominator 1260
  2. For the 1st fraction, since 20 × 63 = 1260,
    3/20 = 3 × 63/20 × 63 = 189/1260
  3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
    70/63 = 70 × 20/63 × 20 = 1400/1260
  4. Add the two like fractions:
    189/1260 + 1400/1260 = 189 + 1400/1260 = 1589/1260
  5. 1589/1260 simplified gives 227/180
  6. So, 3/20 + 70/63 = 227/180
    In mixed form: 147/180

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