Free Printable Basic Factorisation

1.

The factorisation of 4x + 16 is _______

a)

4(x + 4)

b)

4(x - 4)

c)

x + 4

d)

4x + 4

2.

The greatest common factor of 5a and 15b is _____

a)

5

b)

3

c)

4

d)

15

3.

Choose the correct answer:
The factorisation of 25x²y - 5xy is

a)

5xy (5x - 1)

b)

5xy (5x + 1)

c)

5xy (5x + 5)

d)

5xy (x - y)

4.

Factor
4b⁵+4b³+16b²

a)

4b³(b⁴+b²+4b)

b)

4b³(b⁴+4b+5)

c)

4(b⁵+b³+4b²)

d)

4b²(b³+b+4)

5.

Factorise $2a+20$ .

a)

$2\left(a+20\right)$

b)

$2\left(a+10\right)$

c)

$2\left(2a+10\right)$

d)

$2\left(2a+20\right)$

6.

Factorise $x^2+3x$

a)

$x\left(x+3x\right)$

b)

$x\left(x+3\right)$

c)

$x\left(x^2+3\right)$

d)

$3\left(x^2+x\right)$

7.

Factorise $14c-21$ .

a)

$7\left(2c-3\right)$

b)

$7\left(2c-21\right)$

c)

$14\left(c-21\right)$

d)

$14\left(c-3\right)$

8.

Expand $7\left(a+2b\right)$

a)

$a+14b$

b)

$7a+14b$

c)

$7a+2b$

d)

$a+2b$

9.

The\ factorisatio\ of\ 12a^2b+15ab^2\ gives

a)

3ab(4ab+5)

b)

3ab(4a+5b)

c)

. 3a(4a+5b)

d)

D. 3b(4a + 5b)

10.

On factorising 14pq + 35pqr, we get:

a)

pq(14+35r)

b)

p(14q+35qr)

c)

q(14p+35pr)

d)

7pq(2+5r)

Basic Factorisation

Total questions: 10

Worksheet time: 12mins

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