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Warm Up

Learn how to write algebraic expressions using numbers, variables, and operation symbols. Practice using phrases like "divided by," "difference," and "more than." Improve your math skills with this helpful exercise.

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Warm Up

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  1. Write the operation (+,-, x, ) that corresponds to each phrase. • Divided by • Difference • More than • Product • Minus • Sum • Multiplied by • Quotient Warm Up

  2. Writing Algebraic Expressions August 27, 2009

  3. Variable = a symbol, usually a letter, that represents one or more numbers. Algebraic expression = a mathematical phrase that can include numbers, variables, and operation symbols.

  4. 1. Seven more than n n + 7 2. The difference of n and 7 n - 7 Write an algebraic expression for each phrase.

  5. 3. The product of seven and n 7n 4. The quotient of n and 7

  6. Define a variable and write an algebraic expression for each phrase. Two times a number plus five. Define a variable. Let n = the number Write. 2n + 5 2 * n + 5

  7. Define a variable and write an algebraic expression for each phrase. 9 less than a number The sum of twice a number and 31 A number increased by 3.

  8. Write an algebraic expression for each phrase. 4 more than p 12 minus m y minus 15 The quotient of n and 8 23 less than x The sum of v and 3

  9. Define a variable and write an algebraic expression for each phrase. 2 more than twice a number A number minus 11 9 minus a number A number divided by 82 The product of 5 and a number The sum of 13 and twice a number The quotient of a number and 6

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