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Add 20/70 and 63/18

1st number: 20/70, 2nd number: 3 9/18

20/70 + 63/18 is 53/14.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 18 is 630
  2. For the 1st fraction, since 70 × 9 = 630,
    20/70 = 20 × 9/70 × 9 = 180/630
  3. Likewise, for the 2nd fraction, since 18 × 35 = 630,
    63/18 = 63 × 35/18 × 35 = 2205/630
  4. Add the two fractions:
    180/630 + 2205/630 = 180 + 2205/630 = 2385/630
  5. After reducing the fraction, the answer is 53/14
  6. In mixed form: 311/14

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