Kiểm tra một tiết lớp: 6 môn: Số học

Trường THCS Xuân Áng KIỂM TRA MỘT TIẾT
Lớp: 6___ Môn: Số học
Họ và tên: _____________________ 
 Điểm
 Lời phê của thầy (cô) giáo
ĐỀ BÀI.
Câu 1: (3 điểm) Cho A = { x N/ 3 x 10} B = { 2, 4, 6, 8, 10 } 
a) Viết tập hợp A bằng cách liệt kê các phần tử. 
b) Tập hợp A có bao nhiêu phần tử? Tập hợp B có bao nhiêu phần tử?
c) Viết tập hợp M gồm các phần tử thuộc A nhưng không thuộc B.
Câu 2: (4 điểm) Thực hiện phép tính (tính nhanh nếu có thể):
 	a) 235 + 576 + 65 + 124	 b) 23 . 26 + 23 . 74	 
 c) 2 . ( 5 . 42 - 37 : 35 )	 d) 199 – [ 92 : 33 + (52 . 22 – 44 : 4 )]
Câu 3: (3 điểm) Tìm x, biết:
 a) (x - 84) . 15 = 0	 b) 124 + (118 - x) = 217 c) 2x - 5 = 76 : 75
BÀI LÀM
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