Floating point numbers have a natural approximation that causes some extra decimals in calculations. If you are not familiar with this theory, you should read What Every Computer Scientist Should Know ...

xfloat is a small (one ES module with ~600 lines of code, ~12KiB minified), dependency-free JavaScript library for representing and computing with arbitrary-precision binary floating-point numbers. It ...

See math coprocessor, binary numbers, Bfloat16 and NaN. FLOATING POINT EXAMPLES Mantissa Exponent Value 71 0 71 71 1 710 71 2 7100 71 -1 7.1 ...

According to [Wojciech Mula] in a recent post, the answer is yes. The plan is simple: cast the 8-bit numbers into 32-bit integers and then to floating point numbers.