Words that mean add

• Sum

• Total

• Altogether

• Increase

• All (in all)

• More than

Example

The total of a number and 23

n + 23

Words that mean subtract

• Minus

• Greater than

• Take way

• Fewer than

• Less than

• Decrease by

Example

The difference of a number and 5

n - 5

Words that mean multiply

• Product

• Times

• Twice

• 
  

  *Remember - anytime we glue a variable (letter) to a number without a space we are saying the two need to be multiplied.

Example

The product of 12 and a number

12n

Words that mean divide

• Quotient

• Dividend

• Each

• Per

• Average

• Split equally

• *Remember that a fraction is a division problem (Top divided by bottom)

Example

Writing an expression

When asked to write an expression you will need to take the number given, apply the correct word for the operation of the problem, and substitute a letter for the words "a number"

Example

Example

Write the word phrase for this expression:

4d

The product of 4 and a number

The quotient of a number and p

In subtraction and division problems, order matters.

For subtraction the the second value is being taken away from the first.

For division the first value is being divided by the second.

Example

Example

The difference of a 7 and a number = 7-n

The difference of a number and 7 = n-7