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Add 64/18 and 4/40

1st number: 3 10/18, 2nd number: 4/40

64/18 + 4/40 is 329/90.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 18 and 40 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 18 × 20 = 360,
    64/18 = 64 × 20/18 × 20 = 1280/360
  3. Likewise, for the 2nd fraction, since 40 × 9 = 360,
    4/40 = 4 × 9/40 × 9 = 36/360
  4. Add the two like fractions:
    1280/360 + 36/360 = 1280 + 36/360 = 1316/360
  5. 1316/360 simplified gives 329/90
  6. So, 64/18 + 4/40 = 329/90
    In mixed form: 359/90

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