數學速算
Authored by 常識 科
Mathematics
1st - 5th Grade
Used 3+ times
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10 questions
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1.
FILL IN THE BLANK QUESTION
1 min • 1 pt
３１－１０
2.
FILL IN THE BLANK QUESTION
1 min • 1 pt
15－8
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
70－30
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
47－7 + 10
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
3個十和9個一合起來是( )
6.
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1 min • 1 pt
( )－20＝20
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
57－( )＝6
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