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Add 42/90 and 1/8

42/90 + 1/8 is 71/120.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 360
  2. For the 1st fraction, since 90 × 4 = 360,
    42/90 = 42 × 4/90 × 4 = 168/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    1/8 = 1 × 45/8 × 45 = 45/360
  4. Add the two like fractions:
    168/360 + 45/360 = 168 + 45/360 = 213/360
  5. 213/360 simplified gives 71/120
  6. So, 42/90 + 1/8 = 71/120

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