9-1= - 8, 18-1= - 17, 2-1= - 1, 4-1= - 3, 15-1= - 14, 8-1= - 7, 17-1= - 16, 6-1= - 5, 3-1= - 2, 19-1= - 18, 7-1= - 6, 10-1= - 9, 1-1= - 0, 20-1= - 19, 14-1= - 13, 11-1= - 10, 5-1= - 4, 12-1= - 11, 16-1= - 15, 13-1= - 12,

Math Facts Fluency: -1s

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