\[\boxed{\mathbf{373.}}\]
\[400 - 65 = 335\]
\[700 - 4 = 696\]
\[900 - 712 = 188\]
\[463 - 185 = 278\]
\[860 - 291 = 569\]
\[327 - 319 = 8\]
\[671 + 59 = 730\]
\[563 - 74 = 489\]
\[800 - 8 = 792\]
\[900 - 90 = 810\]
\[395 + 247 = 642\]
\[600 - 362 = 238\]