Best Answer

30% off of $3 = $2.1

= 30% discount applied to $3

= $3 - (30% * $3)

= $3 - (0.30 * $3)

= $3 - 0.9

= $2.1

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Q: What is 30 percent off 3 dollars?

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30 percent off of 3 pound = £2.130% off of 3 pound= 30% discount applied to £3= £3 - (30% * £3)= £3 - (0.30 * £3)= £3 - £0.90= £2.1