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Add 10/70 and 90/45

1st number: 10/70, 2nd number: 2 0/45

10/70 + 90/45 is 15/7.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 45 is 630
  2. For the 1st fraction, since 70 × 9 = 630,
    10/70 = 10 × 9/70 × 9 = 90/630
  3. Likewise, for the 2nd fraction, since 45 × 14 = 630,
    90/45 = 90 × 14/45 × 14 = 1260/630
  4. Add the two fractions:
    90/630 + 1260/630 = 90 + 1260/630 = 1350/630
  5. After reducing the fraction, the answer is 15/7
  6. In mixed form: 21/7

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