买一根4元5角的糖葫芦,如果用1元付款,至少要付多少张?找回多少钱? 买一根雪糕，如果都用5角的人民币付款，需要付几张
\u4e00\u6839\u8df3\u7ef33\u51439\u89d2,\u5982\u679c\u90fd\u75285\u89d2\u7684\u4eba\u6c11\u5e01\u4ed8,\u81f3\u5c11\u9700\u8981\u4ed8\u591a\u5c11\u5f20\uff1f\u5df2\u77e5\uff1a\u4e00\u6839\u8df3\u7ef33.9\u5143\uff0c\u6c42\uff1a\u75285\u89d2\u8981\u591a\u5c11\u5f20
\u89e3\uff1a3/0.5=6\u5f20
1\u5143=2\u4e2a5\u89d2\uff0c3\u5143=6\u4e2a5\u89d2\uff0c9\u89d2=1\u4e2a5\u89d2+4\u89d2
\u6240\u4ee5\u9700\u89817\u5f205\u89d2\u3002
\u5982\u679c\u4e00\u51431\u6839\uff0c\u97002\u5f20\uff0c\u59821\u5143\u4e94\u89d21\u6839\u5ba2\u97003\u5f20\uff0c\u59822\u5143\u4e00\u6839\u9700\u4ed84\u5f20\u3002
付5张，找5角绛旓細2銆佸綋鍙充笂瑙掑啓鍑剁殑鏃跺,缁冪骇鐨勫鎵嬬敓鍛藉姏浼氬緢楂,鏀诲嚮鍔涗篃寰堥珮銆3銆佸拰璋愬緢閲嶈,鍚﹀垯鍏夊皬閮拰鑰佺櫧...7銆佲滆帿灏忚礉鈥濋噷瑕涔扮硸钁姦澧炲姞濂芥劅,浠ュ鍔犲涔犮傜蹇冧笉澶熸椂鍏堝幓鈥滀功闄㈠悗灞辨帰闄┾,澶熶簡浠ュ悗鍘烩...4銆佸鏋滃皬璐濆幓瑗垮噳娌虫姄鐨勯奔鏄櫧鑹,閭ｄ箞榄呭姏+4銆 5銆佺敓鍛藉姏800澶,鑰佺櫧鍋峰畬,浠栨墦鎴戝悗,鐢熷懡鍔涘姞88...
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