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Winners list:
 Ім’я  91 seconds 
 Gabi  177 seconds 
 niga  103 seconds 
 nigA  75 seconds 
 Танюшка  38 seconds 
 Танюшка   38 seconds 
 Kuba  23 seconds 
 Танюша  37 seconds 
 Танюшка  38 seconds 

Test: Subtraction up to 20

1)
14−3＝
2)
8−5＝
3)
20−1＝
4)
8−3＝
5)
17−13＝
6)
14−7＝
7)
6−2＝
8)
13−10＝
9)
4−1＝
10)
7−1＝
11)
9−3＝
12)
9−1＝
13)
13−11＝
14)
20−4＝
15)
19−6＝
16)
20−12＝
17)
19−3＝
18)
17−9＝
Well:Wrong:Mistakes:
Learning-Subtracting up to twenty

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