HCF and LCM (ALGEBRA)

Factorise
x² + 8x 

• (x + 2)(x + 4)
• (x + 8)(x + 1)
• x(x + 8)
• 2x(x + 4)

   6m² + 16m

• 2(3m² + 8m)
• 2m(3m + 8)
• 2m(3m - 8m)
• not factorable

Tags

CCSS.6.EE.A.3

CCSS.6.EE.A.4

CCSS.6.NS.B.4

Factorise 8x + 12

• 4(x+2)
• 8(x+4)
• 4(x+3)
• 4(2x+3)

Tags

CCSS.7.EE.A.1

Factorise 4x + 14

• 2(2x+7)
• 4(x+10)
• 4(x+3)
• 2(x+12)

Tags

CCSS.6.EE.A.3

CCSS.6.NS.B.4

Factorise fully: 6x + 18

• 3(2x + 6)
• 6(x+3)
• 2(3x+9)
• 6(x+12)

Tags

CCSS.7.EE.A.1

Factorsie fully: 20x + 30

• 10(2x+3)
• 10(x+3)
• 5(4x+6)
• 2(10x+15)

Tags

CCSS.7.EE.A.1

Factorise fully 10x + 15

• 5(x+3)
• 2(5x+7)
• 10(x+5)
• 5(2x+3)

Factorise fully 8x+32

• 8(x+4)
• 4(2x+16)
• 2(4x+16)
• 4(2x+8)

Tags

CCSS.7.EE.A.1

Factorise fully: 27x + 45

• 27(x+18)
• 3(9x+15)
• 9(3x+5)
• 9(3x+36)

Tags

CCSS.7.EE.A.1

Factorise fully: ab + 4b

• a(b+4)
• b(a+4)
• ab(1+4)
• b(a+4b)

Tags

CCSS.6.EE.A.3

CCSS.6.NS.B.4