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Add 20/90 and 49/8

1st number: 20/90, 2nd number: 6 1/8

20/90 + 49/8 is 457/72.

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,
    20/90 = 20 × 4/90 × 4 = 80/360
  3. Likewise, for the 2nd fraction, since 8 × 45 = 360,
    49/8 = 49 × 45/8 × 45 = 2205/360
  4. Add the two like fractions:
    80/360 + 2205/360 = 80 + 2205/360 = 2285/360
  5. 2285/360 simplified gives 457/72
  6. So, 20/90 + 49/8 = 457/72
    In mixed form: 625/72

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