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Add 4/70 and 4/21

4/70 + 4/21 is 26/105.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 21 is 210
  2. For the 1st fraction, since 70 × 3 = 210,
    4/70 = 4 × 3/70 × 3 = 12/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    4/21 = 4 × 10/21 × 10 = 40/210
  4. Add the two fractions:
    12/210 + 40/210 = 12 + 40/210 = 52/210
  5. 52/210 simplified gives 26/105
  6. So, 4/70 + 4/21 = 26/105

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