小刚星期日逛电器商场,了解到以下信息:①冰箱比电风扇贵百分之几?②洗衣机比电视机便宜百分之几?③冰

2025-04-10 15:44:08
推荐回答(1个)
回答1:

①(2480-326)÷326
=2154÷326
≈6.607
=660.7%;
②(1980-668)÷1980
=1312÷1980
≈0.663
=66.3%;
③(2480-1980)÷1980
=500÷1980
≈0.253
=25.3%;
④(2480-1980)÷2480
=500÷2480
≈0.202
=20.2%;
答:①冰箱比电风扇贵660.7%,②洗衣机比电视机便宜66.3%,③冰箱比电视机贵25.3%,④电视机比冰箱便宜20.2%.