1. The value of the expression $72: 9-3 \times 2$ is 2. How many other answers and which ones can you get if you place parentheses in the expression $72: 9-3 \times 2$?
1. 2) $(72: 9-3) \times 2=10$
2) $72:(9-3) \times 2=24$
3) $72:((9-3) \times 2)=6$.

Answer: three different answers - $10, 24, 6$.