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Add 18/63 and 98/20

1st number: 18/63, 2nd number: 4 18/20

18/63 + 98/20 is 363/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 63 and 20 is 1260
  2. For the 1st fraction, since 63 × 20 = 1260,
    18/63 = 18 × 20/63 × 20 = 360/1260
  3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
    98/20 = 98 × 63/20 × 63 = 6174/1260
  4. Add the two fractions:
    360/1260 + 6174/1260 = 360 + 6174/1260 = 6534/1260
  5. 6534/1260 simplified gives 363/70
  6. So, 18/63 + 98/20 = 363/70
    In mixed form: 513/70

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