Factoring the GCF

Use a ladder to factor out the GCF:
10 + 15

• 1(10 + 15)
• 5(2 + 3)
• 5(2 - 3)
• 25

Tags

CCSS.7.EE.A.1

Use a ladder to factor out the GCF:
26 - 22

• 4
• 2(13 + 11)
• 2(13 - 11)
• 1(26 - 22)

Tags

CCSS.7.EE.A.1

Use a ladder to factor out the GCF:
6 + 21

• 3(2 + 7)
• 3(2 - 7)
• 27
• 1(6 + 21)

Tags

CCSS.7.EE.A.1

Use a ladder to factor out the GCF:
36 - 16

• 2(18 - 8)
• 4(9 + 4)
• 20
• 4(9 - 4)

Tags

CCSS.HSA.APR.C.4

Use a ladder to factor out the GCF:
22 + 33

• 11(2 + 3)
• 11(2 - 3)
• 1(22 + 33)
• 55

Tags

CCSS.7.EE.A.1

Use a ladder to factor out the GCF:
35 - 21

• 1(35 - 21)
• 14
• 7(5 + 3)
• 7(5 - 3)

Tags

CCSS.7.EE.A.1