5 7 to 4 10 July 8, 2019 16 32 64 128 5 7 x 4 10 7 5 4 10 9 5 7 4 * 3 )- 10 5 7 compared to 4 10 5 7 4 10 resposta 5 7 person next to 4 10 5 7 10x1 4 9 5 7 minus 4 10 5 7 plus 4 10 7 5 10x 4 )= 3 5x 6 5 7 boy and 4 10 girl