1382 - 400 = 982
400 - 190 = 210
400 - 30 = 370
400 - 398 = 2
400 - 125 = 275
The question above would be written as 950--400 and when you have a minus and a minus together they make a positive, so the actual question is 950+400 which equals 1350.
841 minus 441 is 400.
1000 + 400 - 300 = 1100
The pf of 1382 is: 2 x 691
816 - 416 = 400
1247 - 847 = 400
1382 km/h = 1382 x .6214 mph = 859 mph (approx)
400 g