Multiplication and Division Expressions SWBAT write word expressions as numerical multiplication and division expressions and vice versa; write word expressions as algebraic multiplication and division expression and vice versa
Review What is an algebraic expression? What is a variable? What is a numeric expression?
Multiplication and Division Words Product Times Multiplied by Twice Division Quotient Goes into Divided by Are in
Examples Jenna washes dogs to earn extra money. If she spends 20 minutes on each dog, write an expression to show how long it will take to wash m number of dogs. What operation should we do? 20m
Examples Daniel will spend 280 minutes washing dogs this weekend. If he takes n minutes to wash each dog write an expression to show how many dogs he will wash. What operation should we do? 280 ÷ n
Examples Eight times four 27 divided by three The product of two and 15 The quotient of 81 and 9 The product of 37 and a number Six times a number A number divided by 10 The quotient of 621 and a number
Examples 98 x 45 62.5 ÷ 25 45 · h 81f 69 ÷ s _35_ 7