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Add 45/70 and 5/4

1st number: 45/70, 2nd number: 1 1/4

45/70 + 5/4 is 53/28.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 70 and 4 is 140
  2. For the 1st fraction, since 70 × 2 = 140,
    45/70 = 45 × 2/70 × 2 = 90/140
  3. Likewise, for the 2nd fraction, since 4 × 35 = 140,
    5/4 = 5 × 35/4 × 35 = 175/140
  4. Add the two fractions:
    90/140 + 175/140 = 90 + 175/140 = 265/140
  5. After reducing the fraction, the answer is 53/28
  6. In mixed form: 125/28

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