What percentage am i italian?

Question

my maternal great grandmother is 50%

my maternal great grandfather 100%

paternal grandfather 100%

Answer 1

Each of your g. grandparents contributes 12.5% to your lineage, with your grandparents contributing 25%.

So 50% of your great grandmother= 6.5%

great grandrather=12.5%

grandfather=25%

In total you're 43.75% Italian.

Answer 2

7/16th or about 44%

Answer 3

about 50 percent.