Răspuns :
Explicație pas cu pas:
22+9= 31 XXII+IX=XXXI
18+17= 35 XVIII+ XVII= XXXV
36-17= 19 XXXVI- XVII= XIX
Salutare!
22+9=31➨XX||+|X=XXX|
18+17=35➨XV|||+XV||=XXXV
36-17=19➨XXXV|-XV||=X|X
Explicație pas cu pas:
22+9= 31 XXII+IX=XXXI
18+17= 35 XVIII+ XVII= XXXV
36-17= 19 XXXVI- XVII= XIX
Salutare!
22+9=31➨XX||+|X=XXX|
18+17=35➨XV|||+XV||=XXXV
36-17=19➨XXXV|-XV||=X|X