未知数
Authored by WONG Moe
Mathematics
4th Grade
Used 21+ times
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16 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
22 + a = 32
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
44 + b = 64
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
78 + b = 108
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
e + 55 = 75
5.
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1 min • 1 pt
f + 73 = 93
6.
FILL IN THE BLANK QUESTION
1 min • 1 pt
64 - a = 44
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
85 - b = 5
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