Answers

Add 2/5 and 4/10

2/5 + 4/10 is 4/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 10 is 10
2. For the 1st fraction, since 5 × 2 = 10,
   2/5 = 2 × 2/5 × 2 = 4/10
3. Likewise, for the 2nd fraction, since 10 × 1 = 10,
   4/10 = 4 × 1/10 × 1 = 4/10
4. Add the two fractions:
   4/10 + 4/10 = 4 + 4/10 = 8/10
5. After reducing the fraction, the answer is 4/5

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