Find the GCF of the numbers. 140,160 A. 1120. B.224. C.4. D.20

Question

I don't know what a factor tree is. You don't have to use a factor tree since I don't know it. Please give an explanation!

Answer 1

Any response is based in some part on a "factor tree."

140: 7 · 5 · 2²

160: 5 · 2⁵

 

GCF: 5 · 2²