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

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