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  Jobber Computer Plus 26 Oct 15

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  Times Table 31 Dec 14

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  Percent 22 Jan 15

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  Graph Paper Maker Software 9 Dec 14

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  Advanced Random Number and Permutation Generator 22 Sep 15

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  CalcMatr 2 Apr 18

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  Advanced Arithmetic Calculator 27 Jan 15

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  Optical Character Recognition System 11 Apr 15