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Add 3/40 and 28/98

3/40 + 28/98 is 101/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 98 is 1960
  2. For the 1st fraction, since 40 × 49 = 1960,
    3/40 = 3 × 49/40 × 49 = 147/1960
  3. Likewise, for the 2nd fraction, since 98 × 20 = 1960,
    28/98 = 28 × 20/98 × 20 = 560/1960
  4. Add the two fractions:
    147/1960 + 560/1960 = 147 + 560/1960 = 707/1960
  5. 707/1960 simplified gives 101/280
  6. So, 3/40 + 28/98 = 101/280

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