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Add 4/8 and 42/90

4/8 + 42/90 is 29/30.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 90 is 360

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 8 × 45 = 360,
    4/8 = 4 × 45/8 × 45 = 180/360
  3. Likewise, for the 2nd fraction, since 90 × 4 = 360,
    42/90 = 42 × 4/90 × 4 = 168/360
  4. Add the two like fractions:
    180/360 + 168/360 = 180 + 168/360 = 348/360
  5. 348/360 simplified gives 29/30
  6. So, 4/8 + 42/90 = 29/30

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