4/5 of a dollar is 80 cents.
4/5 cents of a dollar is 4/5 cents.
80 cents
80
4/5 is actually 80/100 when it is re-written. 100 is the dollar and the 80 is cents. c/d.
40 cents
40 cents
60 cents
36 cents.
60 cents
80 cents
Four tenths of a dollar is 40 cents because if you do 1.00*4/10 it equals 0.4 which is 40 cents.
67 cents
1/5 of a dollar is .20 so 4x.20=0.80 Final answer is $0.80