ABACUS
Abacus Level-1 set7
1 / 25
Category: ABACUS LEVEL 1
3
5
-2
2
1
2 / 25
46
-6
9
3 / 25
321
123
505
4 / 25
215
151
5 / 25
62
6 / 25
111
222
7 / 25
20
-10
8 / 25
80
-50
10
9 / 25
40
-20
50
10 / 25
 70
11 / 25
84
- 4
12 / 25
-4
-5
13 / 25
-7
14 / 25
6
-9
4
15 / 25
71
16 / 25
30
17 / 25
18 / 25
7
19 / 25
-8
20 / 25
53
- 3
8
- 1
21 / 25
214
255
500
22 / 25
23 / 25
90
-40
24 / 25
534
115
210
25 / 25
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