1939 - 2000 = -61
2010 minus 1994 = 16
2010 minus 1981 is 29.
2010 minus 1895 equals 115(2010-1895=115)
2010 - 1939 = 71
2010 minus 1993 equals 17.
-7990 (minus 7990)
2010 - 1996 = 14
2010 - 1947 = 63
2010 - 673 = 1337
2010 - 1964 = 46
2010 - 1974 = 36