## Justify Equivalent Expression for 58 • 31

## Work Time

# Justify Equivalent Expression for 58 • 31

- Are these expressions equivalent?

58 ⋅ 31

$1,500+240+\frac{1}{2}\left(58\right)$

- Use the properties of operations to show each of the steps taken to determine if the expressions are equivalent or not.

Hint:

- What questions did you ask yourself before you worked on this problem?
- Why can you change the order of the numbers for addition and multiplication but not for subtraction and division?
- How did you know when to use parentheses and when you can remove the parentheses?