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Add 1/35 and 21/42

1/35 + 21/42 is 37/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 35 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 35 × 6 = 210,
    1/35 = 1 × 6/35 × 6 = 6/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    21/42 = 21 × 5/42 × 5 = 105/210
  4. Add the two like fractions:
    6/210 + 105/210 = 6 + 105/210 = 111/210
  5. 111/210 simplified gives 37/70
  6. So, 1/35 + 21/42 = 37/70

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