196, 392, 588 and so on.
The LCM is: 196
The area of a square cannot be 196 feet. If the area is 196 square feet (which is an entirely different thing) its sides are sqrt(196) = 14 feet.
The square roots of 196 are 14 and -14.
x2-196 = (x-14)(x+14) when factored
The GCF is 14.
2156
The GCF is 14.
In todays modern configuration of Roman numerals they represent 196 but the ancient Romans would have wrote them out quite differently.
133, 140, 147, 154, 161, 168, 175, 182, 189, 196.
133, 140, 147, 154, 161, 168, 175, 182, 189, 196.
14, 28, 42, 56, 70, 84, 98, 112, 126, 140, 154, 168, 182, 196.
160/196 = 18.367% approx.
105, 112, 119, 126, 133, 140, 147, 154, 161, 168, 175, 182, 189, 196
196
(1, 2156) (2, 1078) (4, 539) (7, 308) (11, 196) (14, 154) (22, 98) (28, 77) (44, 49)
70/196 in lowest terms would be 5/14.