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Add 21/20 and 35/4

1st number: 1 1/20, 2nd number: 8 3/4

21/20 + 35/4 is 49/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 4 is 20

    Next, find the equivalent fraction of both fractional numbers with denominator 20
  2. For the 1st fraction, since 20 × 1 = 20,
    21/20 = 21 × 1/20 × 1 = 21/20
  3. Likewise, for the 2nd fraction, since 4 × 5 = 20,
    35/4 = 35 × 5/4 × 5 = 175/20
  4. Add the two like fractions:
    21/20 + 175/20 = 21 + 175/20 = 196/20
  5. 196/20 simplified gives 49/5
  6. So, 21/20 + 35/4 = 49/5
    In mixed form: 94/5

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