## Describe Expressions

## Formative Assessment

# Summary of the Math: Describe Expressions

**Read and Discuss**

- Parentheses and brackets identify operations that should be performed before other operations.
- Parentheses are used to group parts of an expression together when you want them to act as a single quantity.
- You read 8${}^{2}$ as "8 squared" which means "8 times 8."

Can you:

- Write a numerical expression from its description in words?
- Write in words a description of a numerical expression?
- Explain why the expression and the words match?
- Evaluate the numerical expression?