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Add 45/18 and 25/70

1st number: 2 9/18, 2nd number: 25/70

45/18 + 25/70 is 20/7.

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,
    45/18 = 45 × 35/18 × 35 = 1575/630
  3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
    25/70 = 25 × 9/70 × 9 = 225/630
  4. Add the two like fractions:
    1575/630 + 225/630 = 1575 + 225/630 = 1800/630
  5. 1800/630 simplified gives 20/7
  6. So, 45/18 + 25/70 = 20/7
    In mixed form: 26/7

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