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Add 4/40 and 9/28

4/40 + 9/28 is 59/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 40 and 28 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 40 × 7 = 280,
    4/40 = 4 × 7/40 × 7 = 28/280
  3. Likewise, for the 2nd fraction, since 28 × 10 = 280,
    9/28 = 9 × 10/28 × 10 = 90/280
  4. Add the two like fractions:
    28/280 + 90/280 = 28 + 90/280 = 118/280
  5. 118/280 simplified gives 59/140
  6. So, 4/40 + 9/28 = 59/140

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