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Add 20/49 and 18/20

20/49 + 18/20 is 641/490.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 49 and 20 is 980

    Next, find the equivalent fraction of both fractional numbers with denominator 980
  2. For the 1st fraction, since 49 × 20 = 980,
    20/49 = 20 × 20/49 × 20 = 400/980
  3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
    18/20 = 18 × 49/20 × 49 = 882/980
  4. Add the two like fractions:
    400/980 + 882/980 = 400 + 882/980 = 1282/980
  5. 1282/980 simplified gives 641/490
  6. So, 20/49 + 18/20 = 641/490
    In mixed form: 1151/490

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