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Add 1/70 and 90/18

1st number: 1/70, 2nd number: 5 0/18

1/70 + 90/18 is 351/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 18 is 630

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 70 × 9 = 630,
    1/70 = 1 × 9/70 × 9 = 9/630
  3. Likewise, for the 2nd fraction, since 18 × 35 = 630,
    90/18 = 90 × 35/18 × 35 = 3150/630
  4. Add the two like fractions:
    9/630 + 3150/630 = 9 + 3150/630 = 3159/630
  5. 3159/630 simplified gives 351/70
  6. So, 1/70 + 90/18 = 351/70
    In mixed form: 51/70

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