2.1-1=1.1
5
-1.2
it is .5
To calculate the pressure differential between two points, you subtract the pressure at one point from the pressure at the other point. This difference in pressure is the pressure differential.
two thirds
1.25 - 0.50 = 0.75 ■
One quarter is two eighths, so five eighths subtract two eighths is three eighths.
When you subtract one number from another you get the difference.You just said it; sum.
0.8
two and one half
1989
-3/20.