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Add 3/8 and 7/10

3/8 + 7/10 is 43/40.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 8 and 10 is 40
  2. For the 1st fraction, since 8 × 5 = 40,
    3/8 = 3 × 5/8 × 5 = 15/40
  3. Likewise, for the 2nd fraction, since 10 × 4 = 40,
    7/10 = 7 × 4/10 × 4 = 28/40
  4. Add the two fractions:
    15/40 + 28/40 = 15 + 28/40 = 43/40
  5. In mixed form: 13/40

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