Alamp is on sale, and its price is reduced from $80 to $50. what is the percent of decrease? select from the drop-down menu to correctly complete the statement.

The percentage decrease is equal to the change in price ( the decreased amount) divided by the original amount, then multiplied by 100. We have,

Percentage decrease = %

ANSWER: 37.5%

b

step-by-step explanation:

a difference is the result of subtraction. while each of these expressions has subtraction in it, a difference will be the result when subtraction is the last operation applied in the order of operations for the expression. this means subtraction must be outside of the parenthesis. only b has this.

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