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Add 70/90 and 45/28

1st number: 70/90, 2nd number: 1 17/28

70/90 + 45/28 is 601/252.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 90 and 28 is 1260
  2. For the 1st fraction, since 90 × 14 = 1260,
    70/90 = 70 × 14/90 × 14 = 980/1260
  3. Likewise, for the 2nd fraction, since 28 × 45 = 1260,
    45/28 = 45 × 45/28 × 45 = 2025/1260
  4. Add the two fractions:
    980/1260 + 2025/1260 = 980 + 2025/1260 = 3005/1260
  5. After reducing the fraction, the answer is 601/252
  6. In mixed form: 297/252

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