ANSWERS: 2

Count from one to sixteen after me ... 0123456789ABCDEF.

1,2,3,4,5,6,7,8,9,A,B,C,D,E,F,10,11,12,13,14,...,1E,1F,20, 21,...,99,9A,9B,9C,9D,9E,9F,A0,A1,...,FE,FF,100,101,... The letters AF stand for a digit with value 10 thru 15. The hexadecimal number 10 is 16 in decimal. The hexadecimal number 100 is 16*16 in decimal. The hexadecimal number 1000 is 16*16*16 in decimal. A hexadecimal number like 1BC means 1*16*16 + 11*16 + 12 where * is multiply. To convert a decimal to hexadecimal: Convert 500 to hexadecimal. 500 is 1*16*16 + 244 = 1*16*16 + 15*16 + 4 = 1F4 in hexadecimal Alternative method: divide by 16: 31 remainder 4 divide 31 by 16: 1 remainder 15 divide 1 by 16: 0 remainder 1 read the remainders in reverse order: 1F4
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