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Add 1/18 and 72/70

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

1/18 + 72/70 is 683/630.

Steps for adding fractions

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

    Next, find the equivalent fraction of both fractional numbers with denominator 630
  2. For the 1st fraction, since 18 × 35 = 630,
    1/18 = 1 × 35/18 × 35 = 35/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    72/70 = 72 × 9/70 × 9 = 648/630
  4. Add the two like fractions:
    35/630 + 648/630 = 35 + 648/630 = 683/630
  5. So, 1/18 + 72/70 = 683/630
    In mixed form: 153/630

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