Final answer:
The commutative property of addition allows us to rewrite 1/4 + 2/5 as 2/5 + 1/4.
Step-by-step explanation:
The commutative property of addition states that changing the order of the numbers being added does not change the sum. In the equation 1/4 + 2/5, we can rewrite it using the commutative property as 2/5 + 1/4.
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