Current location - Trademark Inquiry Complete Network - Futures platform - (7 points) Xiao Wang recorded the fluctuation of the daily closing price of the New York Mercantile Exchange crude oil futures on this trading day compared with the previous day (Saturday).
(7 points) Xiao Wang recorded the fluctuation of the daily closing price of the New York Mercantile Exchange crude oil futures on this trading day compared with the previous day (Saturday).
( 1)+5.5+(-6.5)+(+ 1.5)+(- 1 1.8)+(-6.2)? ..... 2 points

="5.5-6.5+ 1.5- 1 1.8-6.2?" ..... 1 point

=- 17.5 (USD)? ..... 1 point

(2)78. 1+ 17.5? ..... 1 point

=95.6 (USD)? ..... 1 point

A: At Friday's close, new york crude oil futures fell 17.5 USD to 95.6 USD per barrel compared with last Friday's close. ..... 1 point

leave out