Kiẻm tra chương II số học

Họ và tên:
Lớp:
Kiểm tra chương II
Môn: Số học


Điểm Lời cô phê






Đề bài:
Bài 1(2 điểm)
a) Sắp xếp các số nguyên sau theo thứ tự tăng dần: 5; - 18; 8; 2; - 1; 0.
b) Tìm số đối của các số nguyên sau: - 97; 10; 0; - 2011.
Bài 2 (4, 5 điểm) Thực hiện phép tính (tính nhanh nếu có thể)
a) 8274 + 226 b) ( - 5) + ( - 11) c) (- 96) + 64
d) 465 + [ 58 - ( 465 + 38)] e) ( 18 + 29) + ( 158 - 18 - 29)
Bài 3 (3, 5 điểm) Tìm số nguyên x, biết:
a) 2. ( x - 17) = - 34 b) x : (- 5) = 60
c) 3.
= 10
Bài làm
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