Translating Word Expressions to Math Expressions

Translating Word Expressions to Math Expressions

by Lynn Rohlfing

​5 + x

• ​The sum of 5 and a number

• ​Five plus a number

• ​A number added to five

• ​A number more than five

Multiple Choice

Which is NOT equivalent to

x + 2

• the sum of a number and two

• a number plus two

• two more than a number

• the product of a number and two

Multiple Choice

Which one is NOT equivalent to

8 + y

• y more than 8

• the difference of 8 and y

• the sum of 8 and y

• 8 plus y

​2y

• ​the product of two and a number

• ​two times y

• ​two groups of y​

Multiple Choice

Which is NOT equivalent to 9x

• 9 times x

• 9 groups of x

• the quotient of 9 and x

• the product of 9 and x

Multiple Choice

Which is equivalent to the product of 3 and a number?

• y + 3

• 3y

• 3/y

• 3 - y

• ​the quotient of 16 and x

• ​16 divided by a number​

Multiple Choice

Which is equivalent to the quotient of 18 and y

• $$18\ \div\ y$$  

• $$y\ \div\ 18$$  

• 18y

• y + 18

​Subtraction....beware!!!!!! Make sure you have

the numbers in the correct order.

​19 - y

• ​the difference of 19 and y

• ​y less than 19

• ​19 minus y​

Multiple Choice

Which is NOT equivalent to 12 - 3

• the difference of 12 and 3

• 3 less than 12

• 12 less than 3

• 12 minus 3

Multiple Choice

the product of 7 and x plus 3

• 3 + 7x

• 7x + 3

• 7 + 3x

• 7 + x + 3

​Let's see if we remember Order of Operations

1. ​Parentheses

2. ​Exponents

3. ​Multiplication--> Division (left to right)

4. ​Addition --> Subtraction (left to right)

Multiple Choice

$$100\ \div5^2\ +\ 4\ \cdot\ 2$$  

• 65

• 12

• 16

• 124

Multiple Choice

$$3^{3\ }+\ 2\ \cdot\ 3$$  

• 42

• 12

• 15

• 33