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Add 24/70 and 3/21

24/70 + 3/21 is 17/35.

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,
    24/70 = 24 × 3/70 × 3 = 72/210
  3. Likewise, for the 2nd fraction, since 21 × 10 = 210,
    3/21 = 3 × 10/21 × 10 = 30/210
  4. Add the two like fractions:
    72/210 + 30/210 = 72 + 30/210 = 102/210
  5. 102/210 simplified gives 17/35
  6. So, 24/70 + 3/21 = 17/35

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