No. mg is milligrams and grams is not equal milligrams.
312 is the only number that equals 312. There isn't any other one.
on a calculator i got 312 why do you need to know? :]
248
312 is not equal to one forth.
7 yards 5 feet = 312 inches
-512 + -14 + 312 = -214
512 + -14 + 312 = 810
312 mm is equal to .312 meters.
312
370 [312 + 58]
456 + 312 = 768