505
99... without using a calculator !
108
303
3x3=99+2=1111+3=14=14
105
1+3=4 4+5=9 9+.97=9.97 9.97+99=108.97
12.99 + 99 + 99 + 99 = 309.99
199 + 199 + 199 + 199 + 99 + 99 + 99 = 1192
5,050
v2+36v+99 = (v+3)(v+33) when factored
99 x 2 = 198 + 3 = 201
99
297
It is approx 35.08
6
213