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Add 21/20 and 12/98

1st number: 1 1/20, 2nd number: 12/98

21/20 + 12/98 is 1149/980.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 98 is 980
  2. For the 1st fraction, since 20 × 49 = 980,
    21/20 = 21 × 49/20 × 49 = 1029/980
  3. Likewise, for the 2nd fraction, since 98 × 10 = 980,
    12/98 = 12 × 10/98 × 10 = 120/980
  4. Add the two fractions:
    1029/980 + 120/980 = 1029 + 120/980 = 1149/980
  5. So, 21/20 + 12/98 = 1149/980
    In mixed form: 1169/980

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