0.1
0.2
0.3
0.1 + 0.2
0.5
0.75
1
Type a number, then press Enter or Show bits
Show bits
sign
·
exponent (11)
·
fraction (52)
— tap a bit to flip it
What JavaScript prints
The exact value stored in those 64 bits
Compare with a typed 0.3
Live: reads and writes real 64-bit doubles using your browser's own number type.