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how to determine the first expression to evaluate in problems

Mathematics
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how do you determine the first expression to evaluate in problems

Apr 6th, 2015

Step 1: Parenthesis ( ) First solve any expressions in parenthesis.

Step 2: Exponents 2,3 Next solve any expressions that have exponents.

Step 3: Multiply or Divide ×,÷ Then solve multiplication or division expressions

(going from left to right).

Step 4: Add or Subtract +,- Finally solve addition or subtraction expressions

(going from left to right).

Lets Take an Example ...

2+25÷5+35÷7

= 2 + 5 + 35 / 7

= 2 + 5 + 5

= 7 + 5

= 12


Apr 6th, 2015

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