Addition
x+5
Example answer:
A number increased by five
x-4
Example answer:
A number decreased by four
x/2
Example Answer:
A number divided by two
3x
Example Answer:
Three times a number
2x+5
Example Answer:
Twice a number increased by five
a+12
Example answer:
The sum of a number and twelve
10-y
Example answer:
Ten minus a number
10/x
Example Answer:
Ten divided by a number
4a
Example Answer:
Four times a
3y-7
Example Answer:
Three times a number decreased by seven
y+z
Example answer:
The sum of y and z
m-n
Example answer:
The difference between m and n
a/b
Example Answer:
The quotient of a and b
xy
Example Answer:
The product of x and y
(x+4) ÷ 2
Example Answer:
The sum of a number and four divided by two
x+3+7
Example answer:
A number plus three plus seven
x-3-5
Example answer:
A number minus three, then minus five
(x+5) ÷ 3
Example Answer:
The sum of a number and five divided by three
5(x+2)
Example Answer:
Five times the sum of a number and two
5(x-3)+8
Example Answer:
Five times the difference of a number and three, plus eight
2+x+9
Example answer:
Two more than the sum of a number and nine
p-2q
Example answer:
A number p decreased by twice q
(m-n) ÷ 2
Example Answer:
The difference of m and n divided by two
2(3y+4)
Example Answer:
Twice the quantity of three y plus four
(2a+6) ÷ 3
Example Answer:
The sum of twice a number and six divided by three