9. XLIV+XXXIX=83

10.DCLXXII+CCCXCI=1063

1.D-CLXV=335

12.C-XX=80

13.XV x V=75

14.VIII x XXX+240

15.MM/L=22

16.XLII/VII=6

5 answers

All are right except for 15.
40?
Right!
Thank you!
You're welcome.