Algebraic expression for mathematical operations worksheets, solved worksheet problems or exercises with step-by-step work, formative assessment as online test, calculator and more learning resources to learn, practice, assess and master the basic math skills of **algebra**.

Algebraic Expression for Mathematical Operations

Name
Grade
School

Date
Questions20
Score

1

Add 12 to a number

2

Subtract 9 from a number

3

11 times a number or quantity

4

One-nineteenth of total cost

5

19 less than a number

6

9 more than a number

7

Adding 7 to a number gives 3

8

9 times a number is 3

9

Subtracting 12 from a number gives 5

10

A number divided by 11 gives quotient 18 leaving no remainder

11

A number divided by 14 gives quotient 8 leaving 19 as a remainder.

12

17 subtracted from 5 times a number gives 7

13

14 added to 9 times a number gives 10

14

Number increased by 12

15

6 times a number decreased by 13

16

2 more than a number is 7

17

The sum of number and its reciprocal is 14

18

The difference of number and its reciprocal is 4

19

9 is subtracted from 17 times the number is 9 more than 15 times a number

20

The difference between one-thirteenth and one-twelveth of a number is 6

Solved Worksheet Problems

1

Add 12 to a number

x + 12

2

Subtract 9 from a number

x - 9

3

11 times a number or quantity

11x

4

One-nineteenth of total cost

x19

5

19 less than a number

x - 19

6

9 more than a number

x + 9

7

Adding 7 to a number gives 3

x + 7 = 3

8

9 times a number is 3

9x = 3

9

Subtracting 12 from a number gives 5

x - 12 = 5

10

A number divided by 11 gives quotient 18 leaving no remainder

x11= 18

11

A number divided by 14 gives quotient 8 leaving 19 as a remainder.

x14= 8
1914

12

17 subtracted from 5 times a number gives 7

5x - 17 = 7

13

14 added to 9 times a number gives 10

9x + 14 = 10

14

Number increased by 12

x + 12

15

6 times a number decreased by 13

6x - 13

16

2 more than a number is 7

2 + x = 7

17

The sum of number and its reciprocal is 14

x +
1x = 14

18

The difference of number and its reciprocal is 4

x -
1x = 4

19

9 is subtracted from 17 times the number is 9 more than 15 times a number

17x - 9 = 15x + 9

20

The difference between one-thirteenth and one-twelveth of a number is 6

x13-
x12 = 6

Online Test

Start my Challenge

Adding 12 to a number gives 10

7 times a number or quantity

18 more than a number

One-tenth of total cost

A number divided by 12 gives quotient 19 leaving no remainder

Subtract 20 from a number

13 less than a number

Subtracting 9 from a number gives 17

Add 4 to a number

10 times a number is 18

Question:

Simplify the following numerical expression

2(6-8)-8(7-4) = ?

Answer:

Simplify the following numerical expression

2(6-8)-8(7-4) = ?

Answer:

= 2x(-2)-8x(3)

= 2x(-2)-24

= -4-24

= -28

= 2x(-2)-24

= -4-24

= -28