\[\boxed{\mathbf{238.}}\]
\[240 - 110 = 130\]
\[350 - 130 = 220\]
\[430 - 210 = 220\]
\[560 - 150 = 410\]
\[580 - 320 = 260\]
\[650 - 140 = 510\]
\[640 - 230 = 410\]
\[670 - 420 = 250\]
\[750 - 310 = 440\]
\[860 - 250 = 610\]
\[990 - 540 = 450\]
\[970 - 350 = 620\]