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2018小学数学公式汇总

时间:2018-12-15 14:38:35    浏览数:

2018XIAOXUESHUXUEGONGSHIHUIZONG


今天为家长们带来一份小学数学公式,赶紧收藏起来吧!

JIHEGONGSHI

►ZHANGFANGXINGDEZHOUZHANG=(ZHANG+KUAN)×2

C=(a+b)×2

►ZHANGFANGXINGDEMIANJI=ZHANG×KUAN

S=ab

►ZHENGFANGXINGDEZHOUZHANG=BIANZHANG×4

C=4a

►ZHENGFANGXINGDEMIANJI=BIANZHANG×BIANZHANG

S=a×a

►SANJIAOXINGDEMIANJI=DI×GAO÷2

S=ah÷2

►SANJIAOXINGDENEIJIAOHE=180DU

►PINGXINGSIBIANXINGDEMIANJI=DI×GAO

S=ah

►TIXINGDEMIANJI=(SHANGDI+XIADI)×GAO÷2

S=(a+b)h÷2

►YUANDEZHIJING=BANJING×2(d=2r)

►YUANDEBANJING=ZHIJING÷2(r=d÷2)

►YUANDEZHOUZHANG=YUANZHOULV×ZHIJING=YUANZHOULV×BANJING×2

C=π×d=2πr

►YUANDEMIANJI=YUANZHOULV×BANJING×BANJING

S=π×r×r

►ZHANGFANGTIDETIJI=ZHANG×KUAN×GAO

V=abh

►ZHENGFANGTIDETIJI=LENGZHANG×LENGZHANG×LENGZHANG

V=aaa

►YUANZHUDECEMIANJI:YUANZHUDECEMIANJIDENGYUDIMIANDEZHOUZHANGCHENGGAO

S=ch=πdh=2πrh

►YUANZHUDEBIAOMIANJI:YUANZHUDEBIAOMIANJIDENGYUDIMIANDEZHOUZHANGCHENGGAOZAIJIASHANGLIANGTOUDEYUANDEMIANJI

S=ch+2s=ch+2πr×r

►YUANZHUDETIJI:YUANZHUDETIJIDENGYUDIMIANJICHENGGAO

V=Sh

►YUANZHUIDETIJI=1/3DIMIAN×JIGAO

V=1/3Sh

XIAOXUESHUXUEGONGSHIHUIZONG,MAMAQINGWEIHAIZISHOUZANGQILAIDANWEIHUANSUAN

►1GONGLI=1QIANMI=1000MI

1MI=10FENMI

1FENMI=10LIMI

1LIMI=10HAOMI

►1PINGFANGMI=100PINGFANGFENMI

1PINGFANGFENMI=100PINGFANGLIMI

1PINGFANGLIMI=100PINGFANGHAOMI

►1LIFANGMI=1000LIFANGFENMI

1LIFANGFENMI=1000LIFANGLIMI

1LIFANGLIMI=1000LIFANGHAOMI

►1DUN=1000QIANKE

1QIANKE=1000KE=1GONGJIN=2SHIJIN

►1GONGQING=10000PINGFANGMI

1MU=666.666PINGFANGMI

►1SHENG=1LIFANGFENMI=1000HAOSHENG

1HAOSHENG=1LIFANGLIMI

►1YUAN=10JIAO

1JIAO=10FEN

1YUAN=100FEN

►1SHIJI=100NIAN

1NIAN=12YUE

DAYUE(31TIAN)YOU:135781012YUE

XIAOYUE(30TIAN)DEYOU:46911YUEPINGNIAN2YUE28TIAN,RUNNIAN2YUE29TIAN

PINGNIANQUANNIAN365TIAN,RUNNIANQUANNIAN366TIAN

1RI=24XIAOSHI

1SHI=60FEN=3600MIAO1FEN=60MIAOXIAOXUESHUXUEGONGSHIHUIZONG,MAMAQINGWEIHAIZISHOUZANGQILAI

SHULIANGGUANXI

►MEIFENSHU×FENSHU=ZONGSHU

ZONGSHU÷MEIFENSHU=FENSHU

ZONGSHU÷FENSHU=MEIFENSHU

►1BEISHU×BEISHU=JIBEISHU

JIBEISHU÷1BEISHU=BEISHU

JIBEISHU÷BEISHU=1BEISHU

►SUDU×SHIJIAN=LUCHENG

LUCHENG÷SUDU=SHIJIAN

LUCHENG÷SHIJIAN=SUDU

►DANJIA×SHULIANG=ZONGJIA

ZONGJIA÷DANJIA=SHULIANG

ZONGJIA÷SHULIANG=DANJIA

►GONGZUOXIAOLV×GONGZUOSHIJIAN=GONGZUOZONGLIANG

GONGZUOZONGLIANG÷GONGZUOXIAOLV=GONGZUOSHIJIAN

GONGZUOZONGLIANG÷GONGZUOSHIJIAN=GONGZUOXIAOLV

►JIASHU+JIASHU=HE

HE-YIGEJIASHU=LINGYIGEJIASHU

►BEIJIANSHU-JIANSHU=CHA

BEIJIANSHU-CHA=JIANSHU

CHA+JIANSHU=BEIJIANSHU

►YINSHU×YINSHU=JI

JI÷YIGEYINSHU=LINGYIGEYINSHU

►BEICHUSHU÷CHUSHU=SHANG

BEICHUSHU÷SHANG=CHUSHU

SHANG×CHUSHU=BEICHUSHUXIAOXUESHUXUEGONGSHIHUIZONG,MAMAQINGWEIHAIZISHOUZANGQILAI

TESHUWENTI

►XIANGYUWENTIXIANGYULUCHENG=SUDUHE×XIANGYUSHIJIANXIANGYUSHIJIAN=XIANGYULUCHENG÷SUDUHESUDUHE=XIANGYULUCHENG÷XIANGYUSHIJIAN

►ZHUIJIWENTIZHUIJIJULI=SUDUCHA×ZHUIJISHIJIANZHUIJISHIJIAN=ZHUIJIJULI÷SUDUCHASUDUCHA=ZHUIJIJULI÷ZHUIJISHIJIAN

►LIUSHUIWENTI(1)YIBANGONGSHI:SHUNLIUSUDU=JINGSHUISUDU+SHUILIUSUDUNILIUSUDU=JINGSHUISUDU-SHUILIUSUDUJINGSHUISUDU=(SHUNLIUSUDU+NILIUSUDU)÷2SHUILIUSUDU=(SHUNLIUSUDU-NILIUSUDU)÷2  (2)LIANGCHUANXIANGXIANGHANGXINGDEGONGSHI:JIACHUANSHUNSHUISUDU+YICHUANNISHUISUDU=JIACHUANJINGSHUISUDU+YICHUANJINGSHUISUDU(3)LIANGCHUANTONGXIANGHANGXINGDEGONGSHI:HOU(QIAN)CHUANJINGSHUISUDU-QIAN(HOU)CHUANJINGSHUISUDU=LIANGCHUANJULISUOXIAO(LADA)SUDU

►NONGDUWENTIRONGZHIDEZHONGLIANG+RONGJIDEZHONGLIANG=RONGYEDEZHONGLIANGRONGZHIDEZHONGLIANG÷RONGYEDEZHONGLIANG×100%=NONGDURONGYEDEZHONGLIANG×NONGDU=RONGZHIDEZHONGLIANGRONGZHIDEZHONGLIANG÷NONGDU=RONGYEDEZHONGLIANG

►LIRUNYUZHEKOUWENTILIRUN=SHOUCHUJIA-CHENGBENLIRUNLV=LIRUN÷CHENGBEN×100%=(SHOUCHUJIA÷CHENGBEN-1)×100%ZHANGDIEJINE=BENJIN×ZHANGDIEBAIFENBIZHEKOU=SHIJISHOUJIA÷YUANSHOUJIA×100%(ZHEKOU<1)LIXI=BENJIN×LILV×SHIJIANSHUIHOULIXI=BENJIN×LILV×SHIJIAN×(1-5%)

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