8
2 1
7
9 6
10 11
5 4
13 12
3 2
1
14
15
X 10
2 1
300 + 14 =
13 + 25 =
m
m
170 + 5 =
9 + 6 =
m
m
t
20000 + 5000 = 1900 + 75 =
a
1900 + 80 =
a
1000 + 50 =
Publisher: sales@onboardactivity.com
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