Math  /  Numbers & Operations

QuestionAnswer the questions below about Line 1 and Line 2 shown below. \begin{tabular}{ll} 1+51+5 & Line 1 \\ 5+15+1 & Line 2 \end{tabular}
Answer Attempt 1 out of 2
The expression was rewritten using the \square
Line 1 says \square ++ \square , which could be represented using dots as +\bullet+\bullet \bullet \bullet \bullet \bullet for a total of \square dots.
Line 2 says \square ++ \square , which could be represented using dots as +\bullet \bullet \bullet \bullet \bullet+\bullet for a total of \square dots.

Studdy Solution
Line 2 says 5+15 + 1, which can be represented using dots as:
+\bullet \bullet \bullet \bullet \bullet + \bullet
This also results in a total of 66 dots.
The expression was rewritten using the commutative property of addition. Both Line 1 and Line 2 represent a total of 66 dots.

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