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Add 21/30 and 1/35

21/30 + 1/35 is 51/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 35 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 30 × 7 = 210,
    21/30 = 21 × 7/30 × 7 = 147/210
  3. Likewise, for the 2nd fraction, since 35 × 6 = 210,
    1/35 = 1 × 6/35 × 6 = 6/210
  4. Add the two like fractions:
    147/210 + 6/210 = 147 + 6/210 = 153/210
  5. 153/210 simplified gives 51/70
  6. So, 21/30 + 1/35 = 51/70

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