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Home > MC1 > Chapter 8 > Lesson 8.2.1 > Problem 8-24


Try grouping the square tiles into columns and writing an expression to represent them.

26 squares

In order to use subtraction, you will need to first find how many squares there would be if the blank section
in the middle were actually squares.

One way to check your work is to make sure that your answer to this problem matches your answer to part (a).