Danny is 6'1".his sister is 5'6 1/2" tall. danny is how many inches taller than his sister?

He is 6 1/2" taller. Just add one inch to his sisters hight and keep count until you reach Danny's height. Best of luck!

Convert your feet-and-inches into ONLY inches, then subtract Sister's height from Danny's.

Given = there are twelve inches in one foot

6 feet 1 inch = ? inches
6 feet = 6 x 12" = 72 inches + 1 inch
Danny is 73 inches tall.

5 feet 6.5 inches = ? inches
5 feet = 5 x 12" = 60 inches + 6.5 in
Sister is 66.5 inches tall.

Now, subtract Sister's height from Danny's height:. 73in - 66.5in = 6.5in

Danny is 6.5 inches taller than his sister.