Cộng trừ số tròn chục
Authored by Phương nghe
Mathematics
1st Grade
Used 11+ times
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
10 +20 +10 =
40
50
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
60 -50 -10 =
0
10
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
90 -50 -20 =
20
10
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
70 +20 -50 =
40
30
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
50 -50 +60 =
20
60
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
30 + 10 +50 =
90
50
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
20 +20 +50 -30 =
60
70
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