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Add 2/70 and 30/40

2/70 + 30/40 is 109/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 40 is 280
  2. For the 1st fraction, since 70 × 4 = 280,
    2/70 = 2 × 4/70 × 4 = 8/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    30/40 = 30 × 7/40 × 7 = 210/280
  4. Add the two fractions:
    8/280 + 210/280 = 8 + 210/280 = 218/280
  5. After reducing the fraction, the answer is 109/140

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