
    Write a function that calculates the combined score between a student's highest and lowest assessment scores to understand their performance range and help determine the breadth of learning support needed. The function should take an array of assessment scores (0-100) as input and return the sum of the maximum and minimum scores from all assessments.
    

    
def big_sum(nums):
    """
    Write a function that calculates the combined score between a student's highest and lowest assessment scores to understand their performance range and help determine the breadth of learning support needed. The function should take an array of assessment scores (0-100) as input and return the sum of the maximum and minimum scores from all assessments.
    

    """
def big_sum(nums):
    """
    Write a function that calculates the combined score between a student's highest and lowest assessment scores to understand their performance range and help determine the breadth of learning support needed. The function should take an array of assessment scores (0-100) as input and return the sum of the maximum and minimum scores from all assessments.
    

    """
    sum = max(nums) + min(nums)
    return sum