Giáo án lớp 4 tuần 30

Tom tat Giao an lop 4 tuan 30: ... II. DO DUNG DAY HOC: GV: SGK, VBT. HS: SGK. III. CAC HOAT DONG DAY HOC CHU YEU: HOAT DONG CUA GV HOAT DONG CUA HS Khoi dong: Bai cu: Luyen tap chung GV yeu cau HS sua bai lam nha GV nhan xet Bai moi: Gioi thieu: Hoat dong1: Gioi thieu ti le ban do GV dua mot so ban do chang han... ban do o day la bao nhieu? + 1cm tren ban do ung voi do dai that la bao nhieu xangtimet? GV gioi thieu cach ghi bai giai (nhu trong SGK) Hoat dong2: Huong dan HS lam bai toan 2 GV thuc hien tuong tu nhu bai toan 1. Luu y: Do dai thu nho o bai toan 2 khac 1 don vi do (o bai nay la 102mm) Do...OAN: §149 UNG DUNG CUA TI LE BAN DO (TT) I - MUC TIEU: - KT: Biet duoc mot so ung dung cua ti le ban do. - KN: Lam duoc bai tap 1, 2. HS kha gioi lam bai 3. II. DO DUNG DAY HOC: GV: SGK. III. CAC HOAT DONG DAY - HOC: Hoat dong cua Giao vien Hoat dong cua hoc sinh 1.Bai cu: Ung dung ti l...