10-4=
Post on 05-Jan-2016
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DESCRIPTION
10-4=. 7-4=. 5-4=. 9-4=. 10-8. 8-4=. 9-8=. 6-4=. 8-8=. 4-4=. - PowerPoint PPT Presentation
TRANSCRIPT
10-4=
7-4=
5-4=
9-4=
10-8
8-4=
9-8=
6-4=
8-8=
4-4=
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