number systems and conversions
denary 🔥
Conversion 🔥
Binary to denary
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- List the powers of two from right to left.
- Write the digits of the binary number below their corresponding powers.
- Connect the digits in the binary number with their corresponding powers.
- Write down the final value of each power of two.
- Add the final values.
- Write the answer along with its base subscript.
- Write down the binary number
Denary, also known as "decimal" or "base 10," is the standard number system used around the world. It uses ten digits (0, 1, 2, 3, 4, 5, 6, 7, 8, and 9) to represent all numbers. Denary is often contrasted with binary, the standard number system used by computers and other electronic devices.
Binary to Hexadecimal
- Find a line of up to four binary numbers to convert
- Write a small "1" above the last digit
- Write a small "2" above the third digit, a "4" above the second, and an "8" above the first.
- Count out how many of each "place" you have.
binary 🔥
- Add your four numbers together.
Binary (or base-2) a numeric system that only uses two digits — 0 and 1. Computers operate in binary, meaning they store data and perform calculations using only zeros and ones.
A single binary digit can only represent True (1) or False (0) in boolean logic. However, multiple binary digits can be used to represent large numbers and perform complex functions. In fact, any integer can be represented in binary.
- Change any number above "9" into a letter
hexadecimal 🔥
conversion 🔥
In mathematics and computing, hexadecimal (also base 16, or hex) is a positional numeral system with a radix, or base, of 16. It uses sixteen distinct symbols, most often the symbols 0–9 to represent values zero to nine, and A–F (or alternatively a–f) to represent values ten to fifteen.
Denary to hexidecimal
Table
Decimal
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Hex
storage order
Byte, Kilobyte, Megabyte, Gigabyte Terabyte and then Petabyte
Bytes, Kibibyte, Mebibyte, Gibibyte, Tibibyte and then Pebibyte.
click to edit
0 1 2 3 4 5 6 7 8 9 A B C D E F