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En
1+1
1/10
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Fast Subtraction Quiz Online
10 quizzes course with minus one-digit
Guess the emblems in the 10 quizzes course with minus one-digit quiz
Are you ready?
3
Your record
Correct：10、Wrong：0
57.33
record-breaking!You got third place!
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Subtraction Tip 1
Subtraction Tip 2
Subtraction Tip 3
Subtraction Tip 4
A
Subtraction Tip 5
あ
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