若甲数比乙数多五分之一,乙数比甲数少几分?
你好,少1/6甲数比乙数多五分之一:乙是单位“1”,则甲为1+1/5=6/5
乙比甲少:甲是单位“1”,除数为甲,可得:
(6/5-1)÷6/5
=1/5÷6/5
=1/6
绛旓細浣犲ソ锛鐢叉暟姣斾箼鏁板浜斿垎涔嬩竴,涔欐暟涓庣敳鏁扮殑姣旀槸锛6:5 锛1锛氾紙1+1/5锛=1:6/5 =6:5 寰堥珮鍏翠负鎮ㄨВ绛旓紝绁濅綘瀛︿範杩涙锛併愮嫭姝ヨ姍钃夊哺銆戜负鎮ㄧ瓟棰樸傛湁涓嶆槑鐧界殑鍙互杩介棶锛佸鏋滄偍璁ゅ彲鎴戠殑鍥炵瓟銆傝鐐瑰嚮涓嬮潰鐨勩愰変负婊℃剰鍥炵瓟銆戞寜閽紝璋㈣阿锛
绛旓細鐢遍鎰忔湁鍋囪鐢叉暟涓1锛岄偅涔欐暟灏辨槸1-1/5=4/5.涔欐暟姣旂敳鏁涔熷氨鏄4/5:1=4/5,鎵浠ヤ箼鏁板拰鐢叉暟鐨勬瘮鏄4/5
绛旓細鐢=涔x锛1+1/5锛夌敳=涔檟6/5 鐢/涔=6/5 鐢诧細涔=6锛 5 璋㈣阿锛岃閲囩撼
绛旓細鐢叉暟姣斾箼鏁板浜斿垎涔嬩竴锛岀敳涔涓ゆ暟鐨勬瘮鏄 6:5 锛屼綘濂斤紝鏈宸茶В绛,濡傛灉婊℃剰 璇风偣鍙充笅瑙掆滈噰绾崇瓟妗堚
绛旓細鐢=涔檟锛1+1/5锛=涔檟6/5 涔檟6/5x5/6=鐢瞲5/6 涔=鐢瞲锛1-1/6锛涔欐暟姣旂敳鏁灏1/6锛屽嵆鍏鍒嗕箣涓 璋㈣阿銆傝閲囩撼
绛旓細涔欐暟姣旂敳鏁灏戯紙鐢叉暟锛嶄箼鏁帮級梅鐢叉暟锛濓紙6/5涔欐暟锛嶄箼鏁帮級梅锛6/5涔欐暟锛夛紳1/5涔欐暟梅6/5涔欐暟锛1/6銆傞櫎娉曟槸鍥涘垯杩愮畻涔嬩竴銆傚凡鐭ヤ袱涓洜鏁扮殑绉笌鍏朵腑涓涓潪闆跺洜鏁帮紝姹傚彟涓涓洜鏁扮殑杩愮畻锛屽彨鍋氶櫎娉曘備袱涓暟鐩搁櫎鍙堝彨鍋氫袱涓暟鐨勬瘮銆傝嫢ab=c锛坆鈮0锛夛紝鐢ㄧН鏁癱鍜屽洜鏁癰鏉ユ眰鍙︿竴涓洜鏁癮鐨勮繍绠楀氨鏄...
绛旓細鎶涔欐暟鐪嬩綔鍗曚綅鈥1鈥,鐢叉暟灏辩浉褰撲簬涔欐暟鐨勶紙1+1/5锛=6/5 鎵浠鐢蹭箼涓ゆ暟鐨勬瘮鏄細6/5锛1锛6锛5
绛旓細璁句箼鏁版槸1锛屽垯鐢叉暟(1+1/5)=6/5锛屾墍浠涔欐暟姣旂敳鏁灏戯細(6/5-1)梅(6/5)=1/6銆備箼鏁版槸鐢蹭箼鏁板拰鐨勶細1梅(6/5+1)=1梅(11/5)=5/11銆傜敳鏁版槸鐢蹭箼骞冲潎鏁扮殑锛6/5梅锛(6/5+1)梅2锛=6/5脳10/11=12/11銆傚笇鏈涜兘瑙e喅鎮ㄧ殑闂銆
绛旓細鐢叉暟姣斾箼鏁板浜斿垎涔嬩竴锛鍦ㄨ繖鍙ヨ瘽涓細涔欐槸鍗曚綅鈥1鈥濓紝鍒欑敳涓1+1/5=6/5 涔欐瘮鐢插皯锛氬湪杩欏彞璇濅腑锛氱敳鏄崟浣嶁1鈥濓紝鎵浠 闄ゆ暟涓虹敳锛屽彲寰楋細(6/5-1)梅6/5 =1/5梅6/5 =1/6 娉ㄦ剰锛氭壘鍗曚綅鈥1鈥濓紝涓鑸潵璇村崟浣嶁1鈥濇槸闄ゆ暟!
绛旓細瀵圭殑锛岃绠楄繃绋嬪涓嬶細1銆佽涔欐暟鏄1锛2銆佺敱棰樻剰锛鐢叉暟姣斾箼鏁板浜斿垎涔嬩竴锛鍙煡锛氱敳鏁=(1+1/5)=6/5锛3銆佹墍浠涔欐暟姣鐢叉暟灏戯細(6/5-1)梅(6/5)=1/6銆4銆佹墍浠ョ敳鏁版瘮涔欐暟澶氫簲鍒嗕箣涓锛屽垯涔欐暟姣旂敳鏁板皯鍏垎涔嬩竴銆傜敳鏁版瘮涔欐暟澶氫簲鍒嗕箣涓锛屾槸鎸鐢叉瘮涔欏涔欑殑浜斿垎涔嬩竴锛涜屼箼鏁版瘮鐢叉暟灏...