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Associative Property 1 - Sample Math Practice Problems

The math problems below can be generated by MathScore.com, a math practice program for schools and individual families. References to complexity and mode refer to the overall difficulty of the problems as they appear in the main program. In the main program, all problems are automatically graded and the difficulty adapts dynamically based on performance. Answers to these sample questions appear at the bottom of the page. This page does not grade your responses.

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Fill in the blanks.

1.
 (2 + 3) + 9 = 2 + (3 + 9) + 9 = 2 + =
2.
 (2 + 5) + 6 = 2 + (5 + 6) + 6 = 2 + =

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 1.   4 + (6 + 7) = ( + ) + 2.   If (2 + 8) + 9 = 19, then what is 2 + (8 + 9)?

Fill in the blanks.

 1.   If (2 + 5) + x = 13, then what is 2 + (5 + x)? 2.   Rewrite the expression (3 + b) + 9 using the associative property.

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1.   If 5 + (x + 7) = (5 + 6) + 7, then what is x?
2.   Which equation(s) show the associative property?
 2 + (4 + 6) + 9 = 2 + 4 + (6 + 9)
 1 + (2 + 5) + 6 = (1 + 2) + 5 + 6
 2 + (3 - 6) = (2 + 3) - 6
 (1 + 2) + 6 = 1 + (2 + 6)
 none of the above

Fill in the blanks.

1
 (2 + 3) + 9 = 2 + (3 + 9) + 9 = 2 + =
2
 (2 + 5) + 6 = 2 + (5 + 6) + 6 = 2 + =

Fill in the blanks.

14 + (6 + 7) = ( + ) +
2If (2 + 8) + 9 = 19, then what is 2 + (8 + 9)?

Fill in the blanks.

1If (2 + 5) + x = 13, then what is 2 + (5 + x)?
2Rewrite the expression (3 + b) + 9 using the associative property.

Fill in the blanks.

1If 5 + (x + 7) = (5 + 6) + 7, then what is x?
2Which equation(s) show the associative property?   