Name _______________________________________ Date _________________________ Sylvia needs to use the prime numbers 2, 3, 5, and 7 for a four-digit number code to open her garage door. How many different number codes can Bailey choose from? (Each number many only be used once in the code.) List important facts from the problem here. Check the strategies that could be What is the question? Work it out here. Number your steps as you go. used to solve this problem: Guess, check and revise Draw a picture or make a model Make an organized list Make a table, chart, tree diagram or Venn diagram Solve a simpler problem Use an operation, formula or equation Work backwards Look for a pattern Other __________________ Now, circle the strategy that you will use to solve this problem.