5 - 3 added to 2, 9 - the sum of 4 and 5, 7 - what is the sum of 1 and 6, 8 - combination of 5 and 3, 3 - 1 more than 2, 2 - 1+ 1+0, 10 - 5+ 5, 4 - 1+2+1, 11 - 5+5+1, 13 - 7+4+2,

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