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Add 9/70 and 4/40

9/70 + 4/40 is 8/35.

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,
    9/70 = 9 × 4/70 × 4 = 36/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    4/40 = 4 × 7/40 × 7 = 28/280
  4. Add the two fractions:
    36/280 + 28/280 = 36 + 28/280 = 64/280
  5. After reducing the fraction, the answer is 8/35

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