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Add 45/20 and 50/40

1st number: 2 5/20, 2nd number: 1 10/40

45/20 + 50/40 is 7/2.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 20 and 40 is 40
  2. For the 1st fraction, since 20 × 2 = 40,
    45/20 = 45 × 2/20 × 2 = 90/40
  3. Likewise, for the 2nd fraction, since 40 × 1 = 40,
    50/40 = 50 × 1/40 × 1 = 50/40
  4. Add the two fractions:
    90/40 + 50/40 = 90 + 50/40 = 140/40
  5. After reducing the fraction, the answer is 7/2
  6. In mixed form: 31/2

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