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According to the order of operations, first we solve the exercise within parentheses:
Remember that the product of a negative by a negative gives a positive result, therefore:
Now we obtain the exercise:
We solve the exercise within parentheses:
We obtain:
\( 70:(14\times5)= \)
Think of the negative sign as multiplication by -1. So . When you multiply two negatives, you always get a positive!
Always start with the innermost parentheses. In , solve first, then , then the final subtraction.
Never! Parentheses change the order of operations completely. Without them, would equal 62, not 40. Always respect parentheses first.
Take it one step at a time. First convert , then rewrite as . This makes it much clearer to solve!
Work backwards! Start with 40, add 33 to get 73. Since , and we know , our answer is right!
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