Operation Words
The operation that goes with sum.
Addition
Write the following as an expression, using the variable x.
7 more than a number
7+x
x+7
4 more than a
4 + a
a + 4
Write the following as an expression, using the variable x.
Double the number x plus 19
2x+19
3a
a=4
12
The operation that goes with product.
Multiplication
Write the following as an expression, using the variable a.
Triple a number
3a
double b
2b
Write the following as an expression, using the variable x.
The sum of 15 times a number (x) and 7
15x+7
34-t
t=7
27
The operation that goes with quotient.
Division
Write the following as an expression, using the variable x.
A number, x, split into 9 equal parts
x ÷ 9
x/9
b decreased by 10
b - 10
Write an expression
The quotient of (p) and 5, decreased by 4
p/5 - 4
60 ÷ k+8
k=6
18
The operation that goes with "less than".
Subtraction
Write the following as an expression, using the variable x.
15 less than a number
x-15
ten less than t
t - 10
Write the following as an expression:
8 times the sum of a number(p) and 1
8(p +1)
8 * (p + 1)
453 + p - p
p=73
453
The only operation that can be invisible?
Multiplication
Write the following as an expression.
The sum of a and b.
a + b
b + a
three- sevenths of h
3/7*h
3/7h
(3/7)h
Write the following expression: twice r less than 12
12 - 2r
4g+9-g
g=5
24