Algebraic Expressions and Identities Worksheets for Class 8 – PDF

January 22, 2023

Download free pdf of Algebraic Expressions and Identities Worksheets for Class 8. Students can easily get all the Class 8 Maths Worksheets and Exercises in Free Printable ( PDF Format) as per the latest syllabus and examination pattern in CBSE and NCERT pattern. Below you will find all the Algebraic Expressions and Identities related sums that are asked in 8th Grade Mathematics Exams Across Indian Schools.

Algebraic Expressions and Identities Worksheets for Class 8 in PDF Format

Class 8 Algebraic Expressions and Identities Practice Worksheet

Q.1 Add

  1. t–8tz, 3tz–z, z–t
  2. 7mn+5, 12mn + 2, 9mn – 8, –2mn –3
  3. a + b – 3, b – a + 3, a – b + 3
  4. 14x + 10y – 12xy –13,18 –7x –10y + 8xy, 4xy
  5. 5m–7n, 3n–4m +2, 2m –3mn – 5
  6. 4y (3y2 + 5y – 7) and 2(y3 – 4y2 +5)
  7. 5m (3–m) and 6m2 –13m
  8. 7xy + 5yz – 3zx, 4yz + 9zx – 4y , –3xz + 5x – 2xy

Q.2 Simplify

  1. (a + b) (2a – 3b + c) – (2a – 3b) c.
  2. (x + y)(2x + y) + (x + 2y)(x – y)
  3. (a + b + c)(a + b – c)

Q.3 Subtract 5×2 –4y2 +6y–3 from 7x2 – 4xy +8y2 +5x–3y.

Q.4 Subtract 4a – 7ab + 3b + 12 from 12a – 9ab + 5b – 3

Q.5 Subtract 3xy + 5yz – 7zx from 5xy – 2yz – 2zx + 10xyz

Q.6 Subtract 24ab – 10b – 18a from 30ab + 12b + 14a

Q.7 What should be added to x2 + xy + y2 to obtain 2x2 + 3xy?

Q.8 What should be subtracted from 2a + 8b + 10 to get – 3a + 7b + 16?

Q.9 Find the product.

  1. (5 – 2x) (3 + x)
  2. (x + 7y) (7x – y)
  3. (a2 +b) (a+b2)
  4. (p2 –q2) (2p+q)

Q.10 What are the coefficients of x in the following expressions?
4x – 3y, 8 – x + y, y2x – y, 2z – 5xz

Q.11 What are the coefficients of y in the following expressions?
4x – 3y, 8 + yz, yz2 + 5, my + m

Q.12 If x+y = 12 and xy=14, find the value of x2 +y2.

Q.13 If x–y=8 and xy=12, find the value of x2 +y2.

Q.14 If 3x+2y =12 and xy=6, find the value of 9x2 +4y2.

Q.15 If 4x2 +y2 =40 and xy=6, find the value of 2x+y and 2x–y.

algebraic expressions and identities Worksheets for Class 8 in PDF