ôn tập HK 2 môn toán lớp 4.2

Quiz
•
Mathematics
•
4th Grade
•
Medium
Trần Oanh
Used 20+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân số nào dưới đây bằng phân số 3/7:
15/21
21/28
12/21
12/28
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phân số nào dưới đây rút gọn thành phân số 2/3
20/50
14/21
10/30
25/30
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Tính diện tích hình thoi biết độ dài các đường chéo là 18 cm và 1 dm. Diện tích hình thoi là?
18 cm2
180 cm2
90 cm2
90 cm
4.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
2/3 giờ = ……phút.
5.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Số thích hợp điền vào chỗ chấm của 25 m2 7 dm2 = ... dm2
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
4/9 + 5/8 =......
7.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
10/15 - 2/5 = ...
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