Is this how you do greatest common factor?

/in /by

The teacher told us to find find the GCF using this method but how? And which one is the correct Way of doing it?:    4x |_______                                                                                                                              .                          .                  12 |

Do you have to list the factors in order from left to right according to the factor tree?

You might also like
Assignment: Central Tendency and Variability
Estimate the solution to the exponential equation using logarithms, algebra homework help
Picot paper
Introduction to Quantitative Analysis Descriptive Analysis
I have a pre-calculus word problem that I need help with.
Unit 3 assignment
Mathematics of Buying and Selling Exercises
Testing for Bivariate Categorical Analysis