Calculating a 20% discount by multiplying by 0.8333? – math.stackexchange.com

Calculating a 20% discount by multiplying by 0.8333? – math.stackexchange.com

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I've been looking at some discounted prices of goods. They are listed with a $20\%$ discount, so to work this out I did: $$ \$25.45 \cdot 0.8333 = \$21.21 $$ But their total was $20.34$, which I ...

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