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Add 4/70 and 90/8

1st number: 4/70, 2nd number: 11 2/8

4/70 + 90/8 is 1583/140.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 8 is 280

    Next, find the equivalent fraction of both fractional numbers with denominator 280
  2. For the 1st fraction, since 70 × 4 = 280,
    4/70 = 4 × 4/70 × 4 = 16/280
  3. Likewise, for the 2nd fraction, since 8 × 35 = 280,
    90/8 = 90 × 35/8 × 35 = 3150/280
  4. Add the two like fractions:
    16/280 + 3150/280 = 16 + 3150/280 = 3166/280
  5. 3166/280 simplified gives 1583/140
  6. So, 4/70 + 90/8 = 1583/140
    In mixed form: 1143/140

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