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Add 28/42 and 20/98

28/42 + 20/98 is 128/147.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 98 is 294
  2. For the 1st fraction, since 42 × 7 = 294,
    28/42 = 28 × 7/42 × 7 = 196/294
  3. Likewise, for the 2nd fraction, since 98 × 3 = 294,
    20/98 = 20 × 3/98 × 3 = 60/294
  4. Add the two fractions:
    196/294 + 60/294 = 196 + 60/294 = 256/294
  5. 256/294 simplified gives 128/147
  6. So, 28/42 + 20/98 = 128/147

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