1.Count by 2s: 2, (answer space), 6, 8, (answer space), 12
2.Count by 3s: 9, 12, 15, (answer space), 21, (answer space)
3.Count by 4s: 4, 8, (answer space), 16, 20, (answer space)
4.Count by 5s: 20, 25, 30, (answer space), (answer space), 45
5.Count by 10s: 20, 30, 40, 50, (answer space), (answer space)
6.Count by 2s: 0, 2, 4, 6, (answer space), 10
7.Count by 3s: 0, 3, (answer space), 9, (answer space), 15
8.Count back by 4s: 28, 24, 20, (answer space), 12, (answer space)
9.Count by 5s: 25, 30, (answer space), 40, 45, (answer space)
10.Count by 10s: 10, 20, 30, (answer space), 50, (answer space)