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Add 8/70 and 2/21

8/70 + 2/21 is 22/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 21 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 70 × 3 = 210,
    8/70 = 8 × 3/70 × 3 = 24/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    2/21 = 2 × 10/21 × 10 = 20/210
  4. Add the two like fractions:
    24/210 + 20/210 = 24 + 20/210 = 44/210
  5. 44/210 simplified gives 22/105
  6. So, 8/70 + 2/21 = 22/105

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