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Add 45/4 and 21/98

1st number: 11 1/4, 2nd number: 21/98

45/4 + 21/98 is 321/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 4 and 98 is 196

    Next, find the equivalent fraction of both fractional numbers with denominator 196
  2. For the 1st fraction, since 4 × 49 = 196,
    45/4 = 45 × 49/4 × 49 = 2205/196
  3. Likewise, for the 2nd fraction, since 98 × 2 = 196,
    21/98 = 21 × 2/98 × 2 = 42/196
  4. Add the two like fractions:
    2205/196 + 42/196 = 2205 + 42/196 = 2247/196
  5. 2247/196 simplified gives 321/28
  6. So, 45/4 + 21/98 = 321/28
    In mixed form: 1113/28

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