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Add 20/25 and 21/8

1st number: 20/25, 2nd number: 2 5/8

20/25 + 21/8 is 137/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 8 is 200

    Next, find the equivalent fraction of both fractional numbers with denominator 200
  2. For the 1st fraction, since 25 × 8 = 200,
    20/25 = 20 × 8/25 × 8 = 160/200
  3. Likewise, for the 2nd fraction, since 8 × 25 = 200,
    21/8 = 21 × 25/8 × 25 = 525/200
  4. Add the two like fractions:
    160/200 + 525/200 = 160 + 525/200 = 685/200
  5. 685/200 simplified gives 137/40
  6. So, 20/25 + 21/8 = 137/40
    In mixed form: 317/40

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