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Add 2/40 and 45/70

2/40 + 45/70 is 97/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 70 is 280
  2. For the 1st fraction, since 40 × 7 = 280,
    2/40 = 2 × 7/40 × 7 = 14/280
  3. Likewise, for the 2nd fraction, since 70 × 4 = 280,
    45/70 = 45 × 4/70 × 4 = 180/280
  4. Add the two fractions:
    14/280 + 180/280 = 14 + 180/280 = 194/280
  5. After reducing the fraction, the answer is 97/140

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