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Add 3/8 and 20/45

3/8 + 20/45 is 59/72.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 45 is 360
  2. For the 1st fraction, since 8 × 45 = 360,
    3/8 = 3 × 45/8 × 45 = 135/360
  3. Likewise, for the 2nd fraction, since 45 × 8 = 360,
    20/45 = 20 × 8/45 × 8 = 160/360
  4. Add the two fractions:
    135/360 + 160/360 = 135 + 160/360 = 295/360
  5. After reducing the fraction, the answer is 59/72

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