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FA.5.OA.1 Carroll County Public Schools Mathematics Formative Assessment Task Grade 5 Algebraic Thinking and Coordinate Planes 5.OA.1. Use parentheses, brackets, or braces in numerical expressions, and evaluate expressions with these symbols. *The expressions will include the use of parentheses and brackets, but will not contain braces at grade 5. Place <,>, or = in each circle to make the equation true. Sort the equations according to equal or not equal. 3 x (7 + 2) (3 x 7) + 2 (8-3) x 2 8 - (3 x 2) (4 x 2) x 6 4 x (2 x 6) 12 ÷ (12 ÷3) (12 ÷ 12) ÷ 3 6 + (4 + 8) (6 + 4) + 8 6 x (8 x 3) (6 x 8) x 3 10 – (5 -2) (10-5) - 2 (14 + 6) + 7 14 + (6 + 7) What do you notice about the expressions that are equal? What do you notice about the expressions that are not equal? Why might you use parenthesis in an equation? Name- ___________________________________________ Date- ______________________ Carroll County Public Schools Mathematics Formative Assessment Task Grade 5 Algebraic Thinking and Coordinate Planes Teacher Notes order does not matter when adding 3 or more addends or when multiplying 3 or more factors (associative property) when multiplication and addition are mixed in an equation, order does matter order matters when performing operations of division and subtraction parenthesis are used to indicate the order in which to perform operations Name- ___________________________________________ Date- ______________________