Learn to translate between algebraic expressions and word

Learn to translate between algebraic expressions and word phrases.

Write as many Word Phrases as possible for each symbol. + – • • • a number plus 5 add 5 to a number sum of a number and 5 5 more than a number increased by 5 a number minus 11 subtract 11 from a number difference of a number and 11 11 less than a number decreased by 11 • 3 times a number • 3 multiplied by a number • product of 3 and a number • a number divided by 7 • 7 divided into a number • quotient of a number and 7 n+5 x 11 3 m a or a 7 7

Examples 1: Translating Word Phrases into Math Expressions Write an algebraic expression for each word phrase. A. 9 less than a number w w – 9 w– 9 B. 3 increased by the differencepof and 5 3 increased by the difference of p and 5 3 + (p – 5) 3+p– 5

Example 2 Write an algebraic expression for each word phrase. A. the sum of a number h and 88 minus 4 the sum of h and 88 minus 4 h + 88 – 4 B. the quotient of a number f and 6 quotient of f and 6 f 6

Example 3: Write a word phrase for the algebraic expression 9 – 3 c 9 – 3 9 minus • c the product of 3 and c 9 minus the product of 3 and c.

Example 4 Write a word phrase for the algebraic expression 7 + 19 b 7 + 19 7 plus • b the product of 19 and b 7 plus the product of 19 and b.

Practice Write an algebraic expression for each word phrase. 1. 5 less than a number k k– 5 2. a number x divided by 11 x 11 3. 4 times the sum of n and 5 4(n + 5) Write an algebraic expression to evaluate the word problem. 4. Karen buys n raffle tickets for $0. 50 each. If she buys 13 of them, how much will they cost? 0. 50 n; $6. 50