Topic: Algebra  >>  Recognize and use the associative properties of addition.

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Ashley collected 2 books, Rose collected 8 books, and Danielle collected 2 books at a country fair. Find the total number of books they collected altogether.View Details
At a concert hall there were 15 chairs in the first row, 35 chairs in the second row, and 65 chairs in the third row. Find the total number of chairs in the three rows.View Details
Brian scored 60 in Math, 28 in Physics, and 40 in Economics. Find his total score in all the three subjects.View Details
Charles cooked 7 hamburgers, Frank cooked 5 hamburgers, and Sunny cooked 3 hamburgers at a country fair. Find the total number of hamburgers they cooked altogether.
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Choose the mathematical expression that is the same as (7 + 6) + 5.View Details
Edward earns $90, Nathan earns $10, and Jeff earns $83 per day. Find the total amount earned per day by all three of them.
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Ethan had $45. His father gave him $20 more and his mother gave him another $80. How much money does he have now?
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Fill in the blank. (x + 3) + 4 = x + (3 + ___ )
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Fill in the blank.
(6 + 9) + 9 = 6 + (9 + __ )
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Fill in the blank. 4 + (x + 3) = (4 + x) + ___
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Find the missing number.
3 + (5 + 2) = (3 + 5) + ___
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Hanna had 7 crayons. Her mom gave her 9 more crayons, and her friend gave her 3 crayons. How many crayons does she have in all?View Details
If 5 + (6 + 7) = 18, then find the value of (5 + 6) + 7.View Details
In a library, 174 books are arranged in the first shelf, 226 books in the second shelf, and 189 books in the third shelf. Find the total number of books arranged in all the three shelves.
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Jeremy ate 50 chocolates, Dennis ate 50 chocolates, and Louis ate 62 chocolates in a month. How many chocolates did they eat altogether?View Details
Name the property illustrated by the equation below.
3 + (6 + 1) = (3 + 6) + 1
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There are 20 yellow apples, 42 green apples, and 30 red apples in a basket. Find the total number of apples in the basket.
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Use the associative property of addition to find the number sentence in such a way that the answer remains the same.
(40 + 30) + 7 = _______
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Use the associative property of addition to rewrite the expression: (a + 5) + 10View Details
Which of the following is true?View Details
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