Question

Can someone help? Will medal and fan! 7th grade work!

Answer 1

The first error I found was that the prime factorization of 220 should be ( 2 to the power of 2 ) X 5 X 11

Answer 2

Second error is that the method to find the greatest common factor is by multiplying the greatest common number of the prime factorized numbers in this case she should take 5 to the power of 2 instead of just 5

Answer 3

Third error is that the GCF should be 200 instead of 40

Answer 4

Hope I helped :D

Answer 5

Yes you did thanks very much @Dethmew