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Add 20/15 and 25/8

1st number: 1 5/15, 2nd number: 3 1/8

20/15 + 25/8 is 107/24.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 8 is 120
  2. For the 1st fraction, since 15 × 8 = 120,
    20/15 = 20 × 8/15 × 8 = 160/120
  3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
    25/8 = 25 × 15/8 × 15 = 375/120
  4. Add the two fractions:
    160/120 + 375/120 = 160 + 375/120 = 535/120
  5. 535/120 simplified gives 107/24
  6. So, 20/15 + 25/8 = 107/24
    In mixed form: 411/24

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