1. 1 teddy bear has ears. 2 teddy bears have ears. 3 teddy bears have ears. 4 teddy bears have ears. 5 teddy bears have ears. 6 teddy bears have ears. 7 teddy bears have ears. 8 teddy bears have ears. 9 teddy bears have ears. 10 teddy bears have ears. 1 x 2 = 2 x 2 = 3 x 2 = 4 x 2 = 5 x 2 = 6 x 2 = 7 x 2 = 8 x 2 = 9 x 2 = 10 x 2 =

2. 2 46 8 1x2 2x2 3x2 4x2 5x2 6x2 10 12 147x2

3. 1 x 2 = 2 2 x 2 = 3 x 2 = 6 4 x 2 = 5 x 2 = 6 x 2 = 12 7 x 2 = 14 8 x 2 = 9 x 2 = 18 10 x 2 = 4 2 6 8 10 12 14 16 18 20 0 What is missing?

4. 28 2010 4 14 10x24x27x21x25x22x2