ParseFractions takes the string of a fraction as input i.e "2/3" and converts this to the equivalent fraction else returns an error.

SafeAddInt32 adds two int32 integers If there is an overflow this will panic.

SafeConvertInt32 takes a int and checks if it overflows If there is an overflow this will panic.

SafeConvertInt8 takes an int64 and checks if it overflows If there is an overflow it returns an error.

SafeConvertUint8 takes an int64 and checks if it overflows If there is an overflow it returns an error.

SafeSubInt32 subtracts two int32 integers If there is an overflow this will panic.

Fraction defined in terms of a numerator divided by a denominator in uint64 format.