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Add 1/42 and 63/70

1/42 + 63/70 is 97/105.

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,
    1/42 = 1 × 5/42 × 5 = 5/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    63/70 = 63 × 3/70 × 3 = 189/210
  4. Add the two fractions:
    5/210 + 189/210 = 5 + 189/210 = 194/210
  5. After reducing the fraction, the answer is 97/105

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