某种收音机,原来每台售价48元,降价后每台售价42元,则降价的百分数为_%.
问题描述:
某种收音机,原来每台售价48元,降价后每台售价42元,则降价的百分数为______%.
答
(48-42)÷48×100%=12.5%.
某种收音机,原来每台售价48元,降价后每台售价42元,则降价的百分数为______%.
(48-42)÷48×100%=12.5%.