Translate verbal expressions
the sum of 2 and a number x
2 + x
25% of 200
50
the difference of a number and 22
x - 22
A letter or symbol representing an unknown
variable
43 + (2 x 8) - 40
40
7 more than twice the number
2n + 7
25 is 25% of what number?
100
5 less than three times a number
3x - 5
A number that cannot change its value.
constant
(6/3 +1/4) - 2
1/4
Half of the difference of a number and 6
1/2(n - 6)
48 out of 240 is what percent?
20%
5 more than twice a number
5 + 2x
The number multiplied by a variable in an algebraic expression.
coefficient
12 + [(34 - 17) x 8]
148
the quotient of a number and 5
n / 5
My mom brought home 20 kittens. Twelve of the kittens are females. What percent of the kittens are male?
40%
the quotient of twice a number and 12
2x / 12
The name given to a number, a variable, or both.
Term
46 - 23 + 25 - 24
32
18 less than four times a number
4a - 18
What number is 38% of 325?
123.5
the difference of 22 and the square of a number
22 - m2
When variables are used with other numbers, parentheses, or operations. NO equal sign!
algebraic expression
128/4 + 23 x 5 + 34
228