Answers

Add 2/5 and 3/8

2/5 + 3/8 is 31/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 8 is 40
2. For the 1st fraction, since 5 × 8 = 40,
   2/5 = 2 × 8/5 × 8 = 16/40
3. Likewise, for the 2nd fraction, since 8 × 5 = 40,
   3/8 = 3 × 5/8 × 5 = 15/40
4. Add the two fractions:
   16/40 + 15/40 = 16 + 15/40 = 31/40

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