Writing Algebraic Expressions SWBAT write an algebraic expression from a written expression.
Do Now Lauren bought a DVD at Best Buy. The store was having a special with DVDs 10% off. If she got the DVD for $18, what was the original price of the DVD? Make each of the following statements true with >, <, or = 2/5 3/6 0.0356 0.2306 0.625 3/8
Operations to Words Fill in the chart with the words that represent each operation. Write in PENCIL in case you make a mistake. You have 10 minutes and you may work with a partner.
Practicing with Numbers Write the following as a numerical expression. The product of ten and seven. The product of ten and five. The product of 10 and a number. Thinkwhat can we use to represent a number when we don’t know the number?
Expressions A numerical expression contains one or more numbers and operations. Ex: 4 + 7 5 x 7 – 8 An algebraic expression contains at least one variable. Ex: 4 + n 5t – 8
Practice The sum of ten and a number The quotient of a number and twelve. n ÷ 12 Eleven decreased by five times a number. 11 – 5n
Exit Ticket Write your own algebraic expression using n, 3, and 5. You must use at least 2 operations. Translate your algebraic expression into written expression.