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Add 70/25 and 42/45

1st number: 2 20/25, 2nd number: 42/45

70/25 + 42/45 is 56/15.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 25 and 45 is 225
  2. For the 1st fraction, since 25 × 9 = 225,
    70/25 = 70 × 9/25 × 9 = 630/225
  3. Likewise, for the 2nd fraction, since 45 × 5 = 225,
    42/45 = 42 × 5/45 × 5 = 210/225
  4. Add the two fractions:
    630/225 + 210/225 = 630 + 210/225 = 840/225
  5. 840/225 simplified gives 56/15
  6. So, 70/25 + 42/45 = 56/15
    In mixed form: 311/15

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