Chapter 1
Lesson 1-10
Page 32
Key Idea
Plan and Solve
is the second
phase of the problemsolving process.
Plan and Solve
How can you make a plan
to solve a problem?
Celebration Cake
A cake was in
the shape of a rectangle, 12 inches
long and 6 inches wide. A rose was
placed at each corner and every two
inches in between corners. How
many roses were needed?
Step 1: Choose and try a
strategy or strategies.
Think about which strategy
or strategies might work.
Step 2: Stuck? Don’t give up.
Try these.
Use these steps to help you when you get stuck.
Step 3: Answer the question in the problem.
There were 18 roses on the cake.
Talk About It
1.
What strategy or strategies were used to solve the
Celebration Cake problem?
2.
Can you think of another strategy to solve this problem? Explain.