Technology

“8-bit” gets used casually to describe old video games and retro graphics, but it originally refers to something specific: a fixed group of 8 binary digits, which became one of the most important building blocks in early computing and still shapes how data is stored today. crossorigin=”anonymous”> What “8-Bit” Actually Means An 8-bit binary number … Read more

Octal doesn’t come up as often as binary or hexadecimal in everyday computing, but the conversion between binary and octal uses the exact same grouping trick as binary-to-hex, just with groups of 3 digits instead of 4. crossorigin=”anonymous”> Why Groups of 3 Work for Octal Octal uses 8 symbols, 0 through 7, and 8 is … Read more

Subtracting hexadecimal numbers by hand looks unfamiliar at first because of the letters A through F standing in for 10 through 15, but the underlying process is identical to subtracting decimal numbers column by column, borrowing included. crossorigin=”anonymous”> Hex Digit Values Worth Knowing First Before subtracting, it helps to have the hex-to-decimal values memorized: A=10, … Read more

Hexadecimal looks like a completely different number system from binary, but the two are actually closely related — so closely that converting between them doesn’t require any decimal math at all, just a grouping trick. crossorigin=”anonymous”> Why Hex and Binary Pair So Naturally Hexadecimal uses 16 symbols (0 through 9, then A through F) instead … Read more

Binary Coded Decimal, usually shortened to BCD, is a different way of storing numbers in binary — instead of converting a whole number into one long binary value, BCD converts each decimal digit separately, which turns out to be useful in specific, practical situations. crossorigin=”anonymous”> How BCD Actually Works In standard binary, the number 47 … Read more

Some binary numbers come up often enough in computing that it’s worth knowing their conversions by heart — round numbers like 256, and other common values that show up in file sizes, network settings, and programming examples. crossorigin=”anonymous”> Why 256 Is Everywhere 256 into binary is 100000000 — a 1 followed by eight 0s. It … Read more

Converting binary to decimal means turning a base-2 number into the base-10 number system people use every day, and it works entirely through place values, no ASCII table needed. crossorigin=”anonymous”> This is a different kind of conversion from turning binary into letters: here the binary number represents a quantity, not a character, so the math … Read more