Which of the expressions represents a correct breakdown of the exercise above?
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Which of the expressions represents a correct breakdown of the exercise above?
First, we break down 74 into a subtraction exercise as follows:
Next we multiply each of the terms inside the parentheses by 13 and obtain the following:
\( 140-70= \)
Because you're only multiplying one part of the breakdown! When you have , you must distribute the 13 to both the 80 and the 6.
Look for numbers close to multiples of 10! Since 74 is close to 80, write it as to make multiplication easier.
Yes! You could write . Choose whichever breakdown feels easier to calculate.
If you apply the distributive property correctly, you'll always get the same answer! Different methods are just different paths to the same destination.
The parentheses help show the breakdown clearly, but the final expression follows order of operations correctly without them.
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