Expressions into words
Describe an algebraic expression in words.
- Read the whole expression before describing it.
- Say what happens to the letter or to a group of terms.
- Brackets often represent “the total of” or “the sum of”.
| Expression | In words |
|---|---|
| four times | |
| double the sum of | |
| three times | |
Example 1
Describe
Double the sum of and 5.
Example 2
Describe
Three times , minus 4.
Remember
Equivalent wording is fine if it describes the same operations in the same order.
Your turn
Question 1
Describe this expression in words.
Check answer
Four times , minus 7.
Question 2
Describe this expression in words.
Check answer
Double the sum of and 5.
Question 3 divided by 4.
Describe this expression in words.
Check answer
“A quarter of
Question 4
Describe this expression in words.
Check answer
Three times the difference between and 2.
Question 5
Describe this expression in words.
Check answer
The square of , plus 6.
Describe this expression in words.
Four times , minus 7.
Describe this expression in words.
Double the sum of and 5.
Describe this expression in words.
“A quarter of
Describe this expression in words.
Three times the difference between and 2.
Describe this expression in words.
The square of , plus 6.