2-2 Translating Between Words and Math Course 1 2-2 Translating Between Words and Math In word problems, you may need to translate words to math. Action Operation Put together or combine Add Find how much more or less Subtract Put together groups of equal parts Multiply Separate into equal groups Divide

2-2 Translating Between Words and Math Additional Example 1B Course 1 2-2 Translating Between Words and Math Additional Example 1B Let p represent the number of colored pencils in a box. If there are 26 boxes on the shelf, write an algebraic expression to represent the total number of pencils on the shelf. To put together 26 equal groups of p, multiply 26 times p. 26p There are 26p pencils on the shelf.

+ 2-2 Translating Between Words and Math 37 + 28 x + 28 Operation Course 1 2-2 Translating Between Words and Math + Operation Numerical Expression 37 + 28 Words 28 added to 37 37 plus 28 the sum of 37 and 28 28 more than 37 Algebraic Expression x + 28 Words 28 added to x x plus 28 the sum of x and 28 28 more than x

 2-2 Translating Between Words and Math 90 — 12 k — 12 Operation Course 1 2-2 Translating Between Words and Math  Operation Numerical Expression 90 — 12 12 subtracted from 90 90 minus 12 the difference of 90 and 12 12 less than 90 take away 12 from 90 Words Algebraic Expression k — 12 Words 12 subtracted from k 12 minus k the difference of k and 12 take away 12 from k

 2-2 Translating Between Words and Math 8  48 or 8  48 Course 1 2-2 Translating Between Words and Math  Operation Numerical Expression 8  48 or 8  48 or (8)(48) or 8(48) or (8)48 8 times 48 48 multiplied by 8 the product of 8 and 48 Words Algebraic Expression 8  w or (8)(w) or 8w 8 times w w multiplied by 8 the product of 8 and w 8 groups of of w Words

 2-2 Translating Between Words and Math 37  3 or 327 3 n  3 or n 3 Course 1 2-2 Translating Between Words and Math  Operation 37  3 or Numerical Expression 327 3 327 divided by 3 the quotient of 327 and 3 Words n  3 or Algebraic Expression n 3 Words n divided by 3 the quotient of n and 3

Additional Example 2: Translating Words into Math Course 1 2-2 Translating Between Words and Math Additional Example 2: Translating Words into Math Write each phrase as a numerical or algebraic expression. A. 987 minus 12 987  12 B. x times 45 45 • x or 45x

2-2 Translating Between Words and Math Try This: Example 2 Course 1 2-2 Translating Between Words and Math Try This: Example 2 Write each phrase as a numerical or algebraic expression. A. 42 less than 79 79  42 B. y divided by 22 y  22 or y 22

Additional Example 3: Translating Math into Words Course 1 2-2 Translating Between Words and Math Additional Example 3: Translating Math into Words Write two phrases for each expression. A. 16 + b 16 added to b b more than 16 B. (75)(32) 75 times 32 the product of 75 and 32

2-2 Translating Between Words and Math Try This: Example 3 Course 1 2-2 Translating Between Words and Math Try This: Example 3 Write two phrases for each expression. A. 17 – 14 14 subtracted from 17 17 minus 14 B. 16 b 16 divided by b the quotient of 16 and b