Original price of a comic book $3.00 discount 10%

$2.70

Step-by-step explanation:

To calculate this you could use 2 ways.

1) The first method is to use the multiplier method.

To Calculate this you would multiply 3 by 0.9. This is because you are reducing the amount by 10%.

    1)Multiply $3.00 by 0.90.

2) The second method is to first find 10% and then minus that from $3.

The formula to calculate the percentage is to divide the percentage by 100 and multiplying it by the number.

     1) Divide 10 by 100.

     2) Multiply 0.1 by 3.

     3) Minus 0.3 from 3.

:)

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step-by-step explanation: