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CBSE Class 7 Maths Worksheet

Algebraic Expressions

1.

Fill in the blanks: The degree of expression 6 - x + x2y2 - 4x3 is ________

2.

Fill in the blanks: The degree of 8 is _______.

3.

Identify the monomials, binomials, trinomials and quadrinomials from the following expressions: x2 - 1

4.

What should be subtracted from x2 - xy + y2 - x + y + 3 to obtain -x2 + 3y2 - 4xy + 1

5.

Fill in the blanks: The degree of expression 6 + x3y is ________

6.

Identify the monomials, binomials, trinomials and quadrinomials from the following expressions: x2 - y2

7.

Identify terms and factors in the expressions: 5y + 6y2

8.

Simplify by combining like terms: 7x2y - 7x2 + 5yx2 - 5y2 + 3x2 + 3y2 + 11xy2 - 6y2

9.

Fill in the blanks: The degree of expression 3x2 + xy2 + x is ________

10.

In the following expressions write the numerical coefficient of each term: -5/3x2y + 7/4xy2 + 3

11.

Fill in the blanks: A term of an expression having no literal factor is called a _________ term.

12.

Identify the monomials, binomials, trinomials and quadrinomials from the following expressions: x3 + y3 + 23

13.

Fill in the blanks: The value of 1 - 5x2 at x - 3 is _______.

14.

How much is x - 2y + 32 greater than 3x + 5y - 7

15.

Fill in the blanks: The degree of expression 6x - 1 is ________

16.

Fill in the blanks: The degree of expression 9 - 5x + xy is ________

17.

Simplify by combining like terms: 5a - 4b - 3ab - (3a - 3b + 3ab) + 5ab + 3b - 3a

18.

Which of the following pairs is /are like terms: (i) x, (ii) x2, (iii) 3x2, (iv) 4x2

A) 1, 2 B) 2, 3 C) 3,4 D) None of these
19.

Identify the monomials, binomials, trinomials and quadrinomials from the following expressions: xy2 + xy + 2

20.

Fill in the blanks: The degree of expression 7x4 + 4x2y + 5x is ________

CBSE Class 7 Maths Worksheet

Algebraic Expressions

Answers

1.

4

2.

0

3.

Binomial

4.

2x2 + 3xy - 2y2 - x + y + 2

5.

4

6.

Binomial

7.

Terms = 5y, 6y2; Factors = 5 and y, 6, y, y

8.

12x2y + 11xy2 - 4x2 - 8y2

9.

3

10.

-5/3, 7/4, 3

11.

Constant

12.

Trinomial

13.

-44

14.

-2x - 7y + 3z + 7

15.

1

16.

2

17.

-a + 2b - ab

18.
Option D

19.

Trinomial

20.

4

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