原价-原价×10%=售价
3600-3600×10%
=3600-3600×0.1
=3600-360
=3240(元)
售价-售价×10%=现价
3240-3240×10%
=3420-3240×0.1
=3240-324
=2916(元)
答现价是2916元.
原价-原价×10%=售价
3600-3600×10%
=3600-3600×0.1
=3600-360
=3240(元)
售价-售价×10%=现价
3240-3240×10%
=3420-3240×0.1
=3240-324
=2916(元)
答现价是2916元.