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Insert grouping symbols so that the expression has the given valueTarget value:235 to the second-0.2 x 8 + 12 x 1/2

Sagot :

Explanation

This exercise is about the hierarchy of operations (addition, subtraction, multiplication, and division). It goes as follows:

Comment: When you have consecutive operations of the same level, the operation on the left must be calculated first.

Now, after trying a little, we find that the correct distribution of parenthesis is

[tex]5^2-(0.2\cdot(8+12)\cdot\frac{1}{2})=25-(0.2\cdot20\cdot\frac{1}{2})=25-2=23.[/tex]Answer[tex]5^2-(0.2\cdot(8+12)\cdot\frac{1}{2})\text{.}[/tex]

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