Rewriting the left-hand side as follows,

It should be D Vietnam I believe and by the way you have this under mathematics.
8 x 200
= 8 x 2 x 100
= 16 x 100
= 1,600
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Answer:
$1,600
Answer: D.
Step-by-step explanation:
The associative property of addition states that numbers can be added together regardless of how they are grouped.
Answer A shows a property of multiplication.
Answer B shows the additive identity property.
Answer C shows the commutative property.
However, answer D shows that the numbers can be added regardless of how they are grouped.