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Add 1/28 and 18/40

1/28 + 18/40 is 17/35.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 28 × 10 = 280,
    1/28 = 1 × 10/28 × 10 = 10/280
  3. Likewise, for the 2nd fraction, since 40 × 7 = 280,
    18/40 = 18 × 7/40 × 7 = 126/280
  4. Add the two like fractions:
    10/280 + 126/280 = 10 + 126/280 = 136/280
  5. 136/280 simplified gives 17/35
  6. So, 1/28 + 18/40 = 17/35

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