Jump to exercise:
Count Backward by Twos
59, ,
88, , , ,
78, ,
54, ,
41, , ,
18, ,
29, ,
77, , , ,
9, ,
83, ,
34, ,
98, , ,
44, ,
93, , , ,
19, ,
12, , ,
28, , , ,
68, , , ,
67, ,
51, , ,
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Excellent
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