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v ariable – letter that can represent one or more numbers PowerPoint Presentation
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v ariable – letter that can represent one or more numbers - PowerPoint PPT Presentation

hilda-horne
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v ariable – letter that can represent one or more numbers

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  1. In this video, you will learn how to write word phrases for algebraic expressions, by analyzing the composition of those algebraic expressions.

  2. algebraic expression – a mathematical phrase that contains a combination of numbers, variables, and operational symbols (+, , x, ) Variable – symbols (letters) than can represent one or more numbers.

  3. variable – letter that can represent one or more numbers

  4. Words to represent addition: increased by plus more than sum added to

  5. Translating an expression with addition: d + 2 The sum of d and 2 2 more than d d increased by 2

  6. Translating an expression with addition: d + 2 The sum of d dollars and 2 2 more than d drums d degrees increased by 2

  7. Translating an expression with addition: d + 2 The sum of d dollars and 2 2 more than d drums d degrees increased by 2

  8. Translating an expression with addition: d + 2 The sum of d dollars and 2 2 more than d drums d degrees increased by 2

  9. Words to represent subtraction: fewer than less than difference between decreased by ORDER MATTERS!

  10. Words to represent subtraction: fewer than less than difference between decreased by ORDER MATTERS!

  11. Some examples involving subtraction: h – 5 the difference between h hens and 5 5 less than h hippos h hearts decreased by 5

  12. Some examples involving subtraction: h – 5 the difference between h hens and 5 5 less than h hippos h hearts decreased by 5

  13. Some examples involving subtraction: h – 5 the difference between h hens and 5 5 less than h hippos h hearts decreased by 5

  14. Some examples involving subtraction: h – 5 the difference between h hens and 5 5 less than h hippos h hearts decreased by 5

  15. Words that suggest multiplication: the product of times multiplied by ORDER MATTERS!

  16. Some examples involving multiplication: 8f 8 times the f feet the product of 8 and f frogs 8 multiplied by ffingers

  17. Some examples involving multiplication: 8f 8 times the f feet the product of 8 and f frogs 8 multiplied by ffingers

  18. Some examples involving multiplication: 8f 8 times the f feet the product of 8 and f frogs 8 multiplied by ffingers

  19. Some examples involving multiplication: 8f 8 times the f feet the product of 8 and f frogs 8 multiplied by ffingers

  20. Words that suggest division: quotient of divided by divided among shared between O ORDS!

  21. Words that suggest division: quotient of divided by divided among shared between ORDER MATTERS!

  22. Some examples involving division: d 3 d dollars divided amongst 3 friends d donuts shared between 3 people the quotient of d dear and 3

  23. A review of clue words:

  24. Some examples involving all operations: m – 45

  25. Some examples involving all operations: c + 6

  26. Some examples involving all operations: 12 more than g glasses

  27. Some examples involving all operations: 4f

  28. In this video, you learned how to write word phrases for algebraic expressions, by analyzing the composition of those algebraic expressions.