
Phép cộng trừ có nhớ
Authored by Kim Nguyen
Mathematics
2nd Grade
Used 90+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
50-12
42
48
38
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
12 + 28
30
40
50
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
60 - 44
24
26
16
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
70 - 23
50
57
47
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
49 + 21
60
70
80
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
28 + 24
42
44
52
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
56 + 27
87
83
73
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