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Add 21/5 and 8/35

1st number: 4 1/5, 2nd number: 8/35

21/5 + 8/35 is 31/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 5 and 35 is 35

    Next, find the equivalent fraction of both fractional numbers with denominator 35
  2. For the 1st fraction, since 5 × 7 = 35,
    21/5 = 21 × 7/5 × 7 = 147/35
  3. Likewise, for the 2nd fraction, since 35 × 1 = 35,
    8/35 = 8 × 1/35 × 1 = 8/35
  4. Add the two like fractions:
    147/35 + 8/35 = 147 + 8/35 = 155/35
  5. 155/35 simplified gives 31/7
  6. So, 21/5 + 8/35 = 31/7
    In mixed form: 43/7

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