ÔN TẬP GIỮA HỌC KÌ 1 TOÁN 7

Quiz
•
Mathematics
•
7th Grade
•
Medium
Trang Nguyễn thị
Used 13+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Khẳng định nào sau đây là sai?
A. 1,4 ∈ ℚ
B. - 2,3 ∈ ℚ
C. -10 ∈ ℕ
D. 2 ∈ ℕ
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số đối của số 5 là:
A. 5
B. - 5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong các số sau có bao nhiêu số hữu tỉ âm: -2; 7; -0,6; 19
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A. 2
B. 3
C. 4
D. 5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Số làm tròn số 3,7862 đến chữ số thập phân thứ hai có kết quả là:
A. 3,78
B. 3,7
C. 3,79
D. 3,77
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