Decimal calculator
Decimal calculator lets you evaluate decimal arithmetic and parentheses precisely without eval in your browser.
IEEE 754 inspector
IEEE 754 inspector lets you inspect binary32 or binary64 sign, exponent, fraction, and hexadecimal bits in your browser.
IEEE 754 inspector
⌂ Inputs and results stay in this browser and are not automatically stored or sent.
Waiting for input
Input
Output
Waiting for input
Complete text result
How to use
Enter a value such as 0.1 and select binary32 or binary64 to inspect its representation.
Compare sign, exponent, significand, and rounded value. A short decimal need not have a finite binary expansion. The stored bit pattern is not necessarily the exact decimal you entered.
Examples
0.1Principles and limits
Each input is limited to 1,048,576 bytes, output to 33,554,432 bytes, and processing to 5,000 ms. Input is never silently truncated.
Guides
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