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Add 10/42 and 2/70

10/42 + 2/70 is 4/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 70 is 210
  2. For the 1st fraction, since 42 × 5 = 210,
    10/42 = 10 × 5/42 × 5 = 50/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    2/70 = 2 × 3/70 × 3 = 6/210
  4. Add the two fractions:
    50/210 + 6/210 = 50 + 6/210 = 56/210
  5. After reducing the fraction, the answer is 4/15

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