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Add 40/90 and 35/72

40/90 + 35/72 is 67/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 72 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 90 × 4 = 360,
    40/90 = 40 × 4/90 × 4 = 160/360
  3. Likewise, for the 2nd fraction, since 72 × 5 = 360,
    35/72 = 35 × 5/72 × 5 = 175/360
  4. Add the two like fractions:
    160/360 + 175/360 = 160 + 175/360 = 335/360
  5. 335/360 simplified gives 67/72
  6. So, 40/90 + 35/72 = 67/72

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