A surd is an expression involving an irrational number, typically one that contains a square root or cube root. A decimal is a number represented in base 10. Converting a decimal to surd requires finding the square root or cube root of the decimal and expressing it in a simplified form.
There are several methods for converting a decimal to surd. One common method is to use a calculator with a square root or cube root function. Another method is to use long division to find the square root or cube root manually. For example, to convert the decimal 0.25 to surd, we can use long division to find the square root:
