Name _____ Date __
STAMP STUMPERS
25
1.How did Ima change the total cost?
2.How much is one pentagon stamp? ___
3.How did you figure out the answer to #2?
4.Write the cost on each pentagon stamp below. Find the total cost.
PROBLEM
2
How much is one pentagon stamp?
The total cost of the four stamps on the envelope is 33¢.
The pentagon stamps cost the same.
Algebra Readiness Made Easy: Gr
. 4
© 2008 by Greenes, Findell & Cavanagh, Scholastic Teaching Resources
Ima Thinker
First, I’ll pretend to take the 3¢ stamp off the
envelope. Then, I’ll change the total cost.
4 stamps
Total cost... 33¢
4 stamps
Total cost... ___¢