1.Count by 2s: 0, (answer space), 4, 6, (answer space), 10
2.Count back by 3s: 30, 27, 24, 21, 18, (answer space)
3.Count back by 4s: 24, 20, (answer space), (answer space), 8, 4
4.Count by 5s: 15, (answer space), (answer space), 30, 35, 40
5.Count back by 10s: 60, 50, (answer space), 30, 20, 10
6.Count back by 2s: 18, 16, (answer space), 12, 10, 8
7.Count back by 3s: 24, 21, (answer space), 15, (answer space), 9
8.Count back by 4s: 24, 20, (answer space), 12, 8, (answer space)
9.Count by 5s: 10, 15, (answer space), 25, 30, (answer space)
10.Count by 10s: 40, 50, (answer space), (answer space), 80, 90