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Add 40/70 and 12/32

40/70 + 12/32 is 53/56.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 32 is 1120

    Next, find the equivalent fraction of both fractional numbers with denominator 1120
  2. For the 1st fraction, since 70 × 16 = 1120,
    40/70 = 40 × 16/70 × 16 = 640/1120
  3. Likewise, for the 2nd fraction, since 32 × 35 = 1120,
    12/32 = 12 × 35/32 × 35 = 420/1120
  4. Add the two like fractions:
    640/1120 + 420/1120 = 640 + 420/1120 = 1060/1120
  5. 1060/1120 simplified gives 53/56
  6. So, 40/70 + 12/32 = 53/56

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