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Add 4/84 and 10/42

4/84 + 10/42 is 2/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 84 and 42 is 84
  2. For the 1st fraction, since 84 × 1 = 84,
    4/84 = 4 × 1/84 × 1 = 4/84
  3. Likewise, for the 2nd fraction, since 42 × 2 = 84,
    10/42 = 10 × 2/42 × 2 = 20/84
  4. Add the two fractions:
    4/84 + 20/84 = 4 + 20/84 = 24/84
  5. After reducing the fraction, the answer is 2/7

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