With p = e − 1023, the exponent has a range of −1023 < p < 1024 Decimal fractions Not all decimal fractions can be represented precisely in JavaScript, as illustrated by the following result: > 0.1 + 0.2 0.30000000000000004 Neither of the decimal fractions 0.1 and 0.2 can be represented precisely as a binary floating point number. However, the deviation from the actual value is usually too small t