149
213 - 149 = 64
149
238 minus 92 is 146. Simple math.
180 - 92 = 88
92 - 26 = 66
20% off of $149, or $149 minus 20% of itself, is $119.20.
-88
365 minus 92 is 273.
110
92 of course !
Uranium-241 contains 92 protons, 149 neutrons, and 92 electrons.