bộ đề học sinh giỏi toán lớp 7
1234567689 76 7 75 !"#$%&'()"(*+",- /01235 1234567689 76 7 75 9:;?@ ABCDEFGCHICJKLELEMLKLNO EPLJFDEQRSTUVHWXCYZ [\DZE]DEL^D_`]HabLLcD_HdD_HeDHPLOcZLKLEZfLELgLh ijDLkDEHeLlD_LeDEmD_QnFEoFZEpO DEmD_HGZEF`]DEmD_ HICJKLEQRSqhrsLKLNO LeHabLDEmD_D_CdDZ]FQFtC[ufLE LEM`FtLZEBO vE\M`]ZgEPLLwBOxDEhyEzD_Z^FZF{SZ|LJMkD ZE\M }C~sDJKLErGZEFEPLJFDE_FoFZMKDqHs_FzSNO ExDE CD_HabLDEmD_[]FZMKDEB~`]DEmD_HGZEFLeLEYZQabD_LwB ZMKDqh C~sDJKLED]~[BM_dO E]D_QMkZDEmD_HGZEFORFDEYZ O]LEzD_Z^FLSDEZHabLZDEFGCD_CdDZjDZM]D}CLhfDE SEu[F{DLwBDeDO LEuLYCZzLHBkD_SED[uDEmD_ QCdD_vF{DZELDD_LBMDEaD_DeHabLX~gD_ZDEmD_vF{D ZELZMKDLJhMHeZMD_vEF_F\F}C~{ZDEmD_HGZMKDHe LEzD_Z^FL_D_D_DEmD_vF{DZELSEEbS`RFZxDEHcLwB LKLNO QRSqZHeSEKZZFsDQIDQIDHsLKLNO LeHabLDEmD_ vF{DZELDD_LBMEDhHeLeZEsZF{SZECHabLDEmD_[]F ZMKDOBD_ZfDELEYZZaC~ZCZabD_h rs EPLZZ}C~sD JKLE D]~ZKL_F\ vEC~jD [kD DjD Le DEmD_vF{DZELL[\DLwBQRS`]QRSqHsZHeQDEEcFHabL ZZEDhABCHeLeZEsZEBO vE\MEaRD_D_F\FZMD_HGh C~sDJKLEHabLBHnFZjDZFDEZEID_FzSLEMLKLNO ZgEPLh MHeZMD_OFHG[]FLEzD_Z^FHW[ZfD_B~SEIDEaRD_D _F\FhrFGCD]~_FzSLKLNOLeHabLDEmD_vF{DZELZEfLEEbS`] [F{ZHabLDEmD_SEIDLlD_DEaHFLEF{CQkFDEmD_[]FLKLNO HWQ]Oh MH~Q]OcZZMD_DEmD_Z]FQFtCSEKZZFsDHICZB~hjD ZKL_F\YZOMD_DEDHabLJgSE\DEdFZfLELgLZSEfBHcL_F\h PF Jg HeD_ _eS XFD }C ` _F `G HB LE NOBFQ }CMLZCBDJS_OBFQhLMOMLLKL[kDLeZEsOCB[\DZgLZC~{D D]~ZENMJHFtDZEMkFVhqhĂÂÊÂ !"#$%&'()"(*+",- /01235 1234567689 76 7 75 j 89:;?@ABCD EFGHIJKLMNOPQRQFSTU VW[X[Y[Z\W[VX[Y[Z\W[X[VY[Z\W[X[Y[VZ W X Y Z ]^_R`aKbcO`dTKFefUgh YW[[ZX[ZX[[YW[YW[[ZX[ZX[[YW 89:?;@ABCDi EFGj h WXY[XYW[YWXk EFeQR_`QFbPQRjlFmQRnFo`pqMNfFrQFnFstQRk 89:u?@ABCD gvKmKmfFwJKxyz{Q|}~`}QKNfl_FfQRpfz _vK _aJfFwJKx|z{Qy}~`}QKNfl_Fk|`{KlFGoQR fafFy|pql_ }qgpqKbTQRz`d_ fSy|k`MSTlF`lF` FqQFOSGpTKF^mKmfafFg_vKlFGoQROPQRlFGoQRfafFKx _aJz{Qgk 89:?@ABCD EFGKS_R`afy|Epqz`d_QP_KbGQRKS_R`afk \[ SkEFeQR_`QFbPQRU [ [ \V }qK`S|pqK`SnFQR`affSRf Ok|`{K |kEFeQR_`QFbPQRU]`SEpqK`SnFQR`affSRfEk !"#$%&'()"(*+",- /01235 1234567689 76 7 75 789;?;@ABCDE GHIJKLMNOPHQNOPRINOKSTHUNOVSWKLMNOPHQNONXI YINOYINOZGH[NO\]NHR^NO_`PNHaPVbNOVSWKLMNOPHQNO\X OSVNHcNO]deVHfNOTHUNONHgHhNWiiZ 789j?;@ABCDE kH]VHh]VlNOmenPHeopqO]rIsVINYfVYtVnPeO]rIVuHe] VINYfVYtVVvNO\wPxfVPHqK]y\PHazNHaPxXWnVeINHaPxXsWZ VlVK]y\THlVxX{|}|~|ssZoxzuNOPNYpTHuNNO aPH]N\]xI]K]y\NS]PRN`NHPNaPVe\]xI]K]y\ KSZ P ÔÔàảàãáạs 789>