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Add 8/42 and 90/54

1st number: 8/42, 2nd number: 1 36/54

8/42 + 90/54 is 13/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 42 and 54 is 378
  2. For the 1st fraction, since 42 × 9 = 378,
    8/42 = 8 × 9/42 × 9 = 72/378
  3. Likewise, for the 2nd fraction, since 54 × 7 = 378,
    90/54 = 90 × 7/54 × 7 = 630/378
  4. Add the two fractions:
    72/378 + 630/378 = 72 + 630/378 = 702/378
  5. 702/378 simplified gives 13/7
  6. So, 8/42 + 90/54 = 13/7
    In mixed form: 16/7

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