K-Type Thermocouple 17 point (16 interval) conversion table.
Raw error is less than 0.5°C over 0°C to 1220°C.
Assume 10 bit ADC, Gain = 101, 5 Volt = 1023 count, linear interpolation.

ADC	K-Type	Integer	Error	Error	1-Step
Count	Temp 	Approx	1-step	16-step	Approx 	
0	0	0	0	0   	0   
64	75.915	76	-0.232	0.085	76.23
128	151.397	151	-1.464	-0.397	152.46
192	228.716	229	0.304	0.284	228.7
256	304.321	304	-0.928	-0.321	304.93
320	378.371	378	-3.16	-0.371	381.16
384	451.565	452	-5.392	0.435	457.39
448	524.276	524	-9.624	-0.276	533.62
512	596.98	597	-12.85	0.02	609.86
576	670.113	670	-16.09	-0.113	686.09
640	744.165	744	-18.32	-0.165	762.32
704	819.385	819	-19.55	-0.385	838.55
768	895.985	896	-18.79	0.015	914.78
832	974.099	974	-17.02	-0.099	991.02
896	1053.86	1054	-13.25	0.141	1,067.25
960	1135.54	1136	-7.481	0.458	1,143.48
1024	1219.68	1220	0.287	0.321	1,219.71