Bracket Shift Exit Ticket
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Formative Check Math • Properties of Operations
Bracket Shift Exit Ticket
Name:
Date:
Core Concept: The Associative Property states that changing the grouping of numbers does not change the total.
(a + b) + c = a + (b + c)
1
Equivalent Groupings
2 Points
Fill in the blanks to complete each equivalent expression using the Associative Property. Do not change the order of the numbers.
Part A • Addition Regroup
(14 + 29) + 71 = 14 + ( + )
Part B • Multiplication Regroup
(8 × 5) × 6 = × ( 5 × )
2
Friendly Numbers Strategy
3 Points
Maya wants to calculate (19 × 25) × 4 in her head. Use the Associative Property to regroup the factors and solve efficiently.
Step 1: Write the regrouped expression
Step 2: Calculate the final product
Explain why your regrouping makes this calculation easier to do mentally:
3
Critical Reasoning: Does It Always Work?
3 Points
Leo says: “The Associative Property works for any operation, so \((16 - 7) - 2\) equals \(16 - (7 - 2)\).” Test Leo's claim below.
Left Side: (16 − 7) − 2
Right Side: 16 − (7 − 2)
Is Leo correct? Yes No
Self-Check:
1 - Need Help 2 - Getting There 3 - Got It 4 - Could Teach It
Teacher Score: / 8
