137
137
-137-45 = -182 (-137 - 45) is the same as (-137 + -45), which is the same as -(137+45)
10847
Add 16
-137
731 and 137
4.1499999999999995
The atom with an atomic number of 56 is barium (Ba). To find the number of neutrons in this atom, subtract the atomic number from the mass number: 137 - 56 = 81 neutrons.
rounding
Subtract 3. You could also say "minus 3" or "take away 3" or "deduct 3".
There are 137 feet in 137 feet.