hello, I'm trying to figure out what's question. I will attach my work so someone can help me see what I did wrong

A company issued a ten-year $1,000 face value bond at par with a coupon rate of 7.1% paid semiannually. The YTM at the beginning of the fourth year of the bond (seven years left to maturity) is 8.9%. What was the change in the price of the bond over the three year period? $ ________ (round to 2 decimals, include " - " if the value is negative)

Question 1 0/5 pts A company issued a ten-year $1,000 face value bond at par with a coupon rate of 7.1% paid semiannually. The YTM at the beginning of the fourth year of the bond (seven years left to maturity) is 8.9%. What was the change in the price of the bond over the three year period? $ _______ (round to 2 decimals, include "-"if the value is negative) 86.42 70.071 - C..355 1000 TOOC 1.6355 965.72 1.03553 - 900.64