XXXI + IX +VIII x IV = ?
XXXI=31, IX=9, VIII=8, IV=4
=> XXXI+IX+VIIIxIV=31+9+8x4=192
xxxl=31
lx=9
vlll=8
lv=4
vậy:XXXI+IX+VIIIxIV=192
Choose the excessive word in the sentence below.