22Ԫʲô

ܵ˵22ԪһĻҽճҵаҪĽɫܾвͬĺҪԣȡھӦóᄈ


ÿ¿22Ԫ֪ʲôǮ

ã»°ijԶѷ˲˵ϸÿ¹̶ۿ22ԪԴijȨԶѷƵԱ...


22Ԫʲô?

22ԪʲôҪֻ֮ʣ22ԪľߣijԱ֮ģԸʳס22Ԫ...


˵н200Ԫ,ҳ98,22Ԫͳ200Ԫ,

нֵΪ漰·ɷյ㣺1. ƭʽ׷أ磬յųн200Ԫȳֵ98ԪѣԷʧ...


̩ɽ22Ԫһеʲô?

̩ɽۼ22Ԫһе̩ɽƷɽ̹ٷվIJƷϢ֪ÿ̵ۼ220Ԫ/ۺϳһļ۸22Ԫ


ѷ22Ԫʲô˼

ܻǸеɻ󣬵ʵϣ22Ԫִеһ˵˼ͳ22Ԫйһֳͨʾף͸л֮顣ͨ...


...22Ԫ,1Ԫֽҵ2Ԫֽ4...

2ԪֽҵΪx4x+2x+5(12-4x-x)=226x+60-25x=2260-22=25x-6x19x=38x=2:1Ԫ2Ԫ5ԪֽҸ822.


...սȺ˵Ƿտ22Ԫ,֮עںŵӦĽ...

һȺսȺ˵Ƿտ22Ԫ֮עںŵӦĽDzթƭթƭ


ƼһЩƽѧȵĿ?

2- Ժװ28g22ԪŨѡװأ̺УֶдܶѾ̫˲֣...