# Algebra – CBSE Class 6 Mathematics/Extra Questions for Practice

Algebra CBSE Class 6 Mathematics/Extra Questions for Practice is about the Model Questions that you can expect for Yearly Examination. Here you can find out practice problems for Class 6 Mathematics. This worksheet is designed for CBSE Class 6 students.

Algebra – CBSE Class 6 Mathematics/Extra Questions for Practice
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1. ‘x multiplied by 10’ can be written as ——————
2. ’10 is added to x’ can be written as —————–
3. If x = 2, find the value of 10x?
10x = 10 x 2 = 20
4. Perimeter of a square of side length l is —————
5. If x =3, find the value of 4x + 5?
4x + 5 = 4 x 3 + 5 = 12 + 5 = 17
6. Write an algebraic expression for: ‘m multiplied by 3 and 2 subtracted from the product’
7. Find the solution of n – 4 = 100?
n = 100 + 4 = 104
8. Solve 20b = 80
b = 80/20 = 4
9. Solve:
a) 2l + 3 = 7
b) 2m – 3 = 5
c) 3n = 21
a) 2l = 7 – 3 = 4
l = 4/2 = 2
b) 2m = 5 + 3 = 8
m = 8/2 = 4
c) n = 21/3 = 7
10. If m = 3, find the value of 2m – 3?
2m – 3 = 2 x 3 – 3 = 6 – 3 = 3
11. Write an algebraic expression for: ‘sum of m and n subtracted from their product’
Answer: mn – (m + n)
12. ‘3 is subtracted from the product of a and b’ can be written as—–
13. Find the general rule which gives the number of matchsticks required to make a pattern of letter Z?
14. If the length of a side of a regular hexagon is y cm, then its perimeter is ————–
15. 5 times a number is 35. Find the number?
Let the number be y.
Given 5y = 35
y = 35/5 = 7
16. If x = 2 and y = -1, evaluate 3x – y?
3x – y = 3 x 2 – (-1) = 6 + 1 = 7
17. If 2x – 3 = 5, then the value of x is ———-
2x = 5 + 3 = 8
x = 8/2 = 4
18. If you take away 5 from 5 times a number, you get 50. Find the number?