KIỂM TRA 1 TIẾT, LẦN 1, HKI
NĂM HỌC: 2010-2011
MÔN: SỐ HỌC 6
Thời gian làm bài: 45 phút
ĐỀ BÀI
BÀI 1: Viết kết quả mỗi phép tính sau dưới dạng 1 luỹ thừa rồi tính: (1,5 điểm)
a/ 3.3
3
b/ 7
4
:7
2
c/ 3
6
:3
2
+2
3
.2
2
BÀI 2: Tính giá trị của biểu thức sau: (1 điểm)
M = (2
0
+ 2
1
+ 2
2
+ 2
3
) . 2
0

.2
1
.2
2
.2
3
BÀI 3:Thực hiện phép tính: (4,5 điểm)
a/ 15.141 + 59.15
b/ 2
3
.17- 2
3
.14
c/ 12: {390:[500-(125+35.7)]}
BÀI 4: Tìm số tự nhiên x, biết: (3 điểm)
a/ 7x – 8 = 3
2
.3
b/ 70 – 5.(x - 3) = 45
BÀI LÀM
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PHÒNG GIÁO DỤC VÀ ĐÀO TẠO CHỢ GẠO
TRƯỜNG THCS LONG BÌNH ĐIỀN
(Đề kiểm tra có 1 trang)
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