49 = XXXXVIIII in which the Romans would simplify it to IL by adding I to the RHS and subtracting I from the LHS to maintain its numerical value.
Under today's modern notation 49 is expressed as XLIX in Roman numerals.
It is: 7 times 7 = 49
7*7 = 49
7*7=49
seven times seven equals 49 ..
10 times 49 is equal to 490.
1 x 49, 7 x 7 = 49
It is: 49 times 49 = 2401
3381
49
49
It factors squared are: 7 times 7 = 49
IL is equal to 49 in Roman numerals because 49 can be XXXXVIIII (4*10+9) or IL (-1+50) and not XLIX