BT số hữu tỉ và cộng trừ
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Medium
Phước Bùi Thanh
Used 3+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Đúng
Sai
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phép biến đổi sau đây đúng hay sai?
2,45- (-2025+2,45) = 2,45 - 2025 -2,45
Đúng
Sai
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Trong một phép tính khi bỏ dấu ngoặc đằng trước có dấu trừ ta phải đổi dấu các hạng tử trong ngoặc
Đúng
Sai
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Điểm I biểu diễn số hữu tỉ nào?
1,3
2
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