80% of the original price is $140. 80/100 βˆ™ π‘₯ = 140; 4/5 βˆ™π‘₯ = 140; π‘₯ = 140 Γ· 4/5 = 140 βˆ™ 4/5 = [(2 βˆ™ 7 βˆ™2 βˆ™ 5) βˆ™ 5]/4 = 175; Before the discount, the price of the skateboard was $175.

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