Class 8: Fundamental Concepts and Operations on Algebraic Expressions – Exercise 16B

Question 1: Add

         

Answer:

Question 2: Subtract:

     

     

Answer:

Question 3: Add the following expression:

i)

ii)

iii)

iv)

v)

vi)

vii)

Answer:

i)

ii)

iii)

iv)

v)

vi)

vii)

Question 4: Subtract:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

Answer:

(i)

(ii)

(iii)

(iv)

(v)

(vi)

Question 5: Subtract the sum of   and from

Answer:

First Add

Then Subtract

Question 6: What must be added to to get

Answer:

Question 7: What must be added to  to get

Answer:

Question 8: What must be subtracted from to get

Answer:

Question 9: What must be subtract from to get

Answer:

Question 10: Subtract  from

Answer: