def is_decimal_amount(string: str) -> bool:
    """Checks if string is a decimal amount (e.g. 1/2, 1/4, etc..)

    Args:
        string: string to be checked.
    Returns:
        True if string is a decimal amount, False otherwise.
    """
    if "/" not in string or len(string.split("/")) != 2:
        return False
    string_split = string.split("/")
    return string_split[0].isnumeric() and string_split[1].isnumeric()