
BÀI TẬP ABN 2 CHỮ SỐ
Authored by Trang Đinh
Mathematics
Professional Development
Used 2+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
8 - 6 + 4 + 2 - 5 + 3 =
6
5
4
1
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
7 - 6 + 3 + 2 - 5 =
4
3
1
5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
2 + 5 - 7 + 4 + 3 =
8
6
7
8
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
37 - 3 + 5 - 6 + 5
48
38
36
37
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
83 + 5 - 4 + 5 - 3 =
86
87
66
89
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
90 - 60 + 30 - 20 + 40 =
60
70
90
80
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
70 - 30 + 40 - 60 + 30
20
30
40
50
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