SOLUTION: How might using the order of operations help you in tackling expressions that contains signed numbers? Now create your own expression using signed numbers.
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Question 1049642: How might using the order of operations help you in tackling expressions that contains signed numbers? Now create your own expression using signed numbers. Answer by MathLover1(20850) (Show Source):
Perform all operations within grouping symbols first. Grouping symbols include parentheses ( ), brackets [ ], braces { }, and fraction bars.
1) Evaluate exponents or square roots.
2) Multiply or divide, from left to right.
3) Add or subtract, from left to right.
Example 1:
What is the correct answer for the expression ? Use the order of operations listed above.
Multiply first.
Then add.
Example 2:
Simplify :
.....This problem has parentheses, exponents, multiplication, and addition in it. The first set of parentheses is a grouping symbol. The second set indicates multiplication.
.....Grouping symbols are handled first. Add numbers in parentheses.
........then square their sum
............Perform multiplication.
