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Add 21/25 and 6/40

21/25 + 6/40 is 99/100.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 40 is 200

    Next, find the equivalent fraction of both fractional numbers with denominator 200
  2. For the 1st fraction, since 25 × 8 = 200,
    21/25 = 21 × 8/25 × 8 = 168/200
  3. Likewise, for the 2nd fraction, since 40 × 5 = 200,
    6/40 = 6 × 5/40 × 5 = 30/200
  4. Add the two like fractions:
    168/200 + 30/200 = 168 + 30/200 = 198/200
  5. 198/200 simplified gives 99/100
  6. So, 21/25 + 6/40 = 99/100

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