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Add 8/21 and 2/70

8/21 + 2/70 is 43/105.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 21 × 10 = 210,
    8/21 = 8 × 10/21 × 10 = 80/210
  3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
    2/70 = 2 × 3/70 × 3 = 6/210
  4. Add the two like fractions:
    80/210 + 6/210 = 80 + 6/210 = 86/210
  5. 86/210 simplified gives 43/105
  6. So, 8/21 + 2/70 = 43/105

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