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Add 4/10 and 6/84

4/10 + 6/84 is 33/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 10 and 84 is 420

    Next, find the equivalent fraction of both fractional numbers with denominator 420
  2. For the 1st fraction, since 10 × 42 = 420,
    4/10 = 4 × 42/10 × 42 = 168/420
  3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
    6/84 = 6 × 5/84 × 5 = 30/420
  4. Add the two like fractions:
    168/420 + 30/420 = 168 + 30/420 = 198/420
  5. 198/420 simplified gives 33/70
  6. So, 4/10 + 6/84 = 33/70

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