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# 103 Order of Operations Lesson

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Lesson on how to enter values in calculator for proper order of operations.

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### 103 Order of Operations Lesson

1. 1. Order of Operations 10/25/09 Algebra 1.1 Bitsy Griffin
2. 2. Review lesson <ul><li>This lesson is one that you’ve had before and that you should be comfortable with. </li></ul><ul><li>We are spending time with it so that you can become comfortable with your calculators AND using them for order of operations. </li></ul><ul><li>After this lesson, I’ll expect you to be able to do order of operations with and without your calculators. </li></ul>10/25/09 Algebra 1.1 Bitsy Griffin
3. 3. Essential Question <ul><li>How do I enter numbers in my calculator for it to properly perform order of operations? </li></ul>10/25/09 Algebra 1.1 Bitsy Griffin
4. 4. Define: <ul><li>Exponent </li></ul><ul><li>Evaluate </li></ul>10/25/09 Algebra 1.1 Bitsy Griffin
5. 5. Order of Operations <ul><li>1 st </li></ul><ul><li>Parenthesis or other grouping symbols </li></ul><ul><li>Work from the inside out </li></ul><ul><li>2 nd </li></ul><ul><li>Exponents </li></ul>10/25/09 Algebra 1.1 Bitsy Griffin
6. 6. Order of Operations <ul><li>3 rd </li></ul><ul><li>Multiply & Divide </li></ul><ul><li>Move from left to right </li></ul><ul><li>4 th </li></ul><ul><li>Add & subtract </li></ul><ul><li>Move from left to right </li></ul>10/25/09 Algebra 1.1 Bitsy Griffin
7. 7. Caution! <ul><li>Use ( ) on your calculator freely! </li></ul><ul><li>Use () for all types of brackets you see on paper – {} & []. </li></ul>10/25/09 Algebra 1.1 Bitsy Griffin
8. 8. Essential Question <ul><li>How do I enter numbers in my calculator for it to properly perform order of operations? </li></ul>10/25/09 Algebra 1.1 Bitsy Griffin