How to add and subtract between matrices?

## How to add and subtract between matrices
def Kickstarter_Example_19():
    print()
    print(format('How to add and subtract between matrices', '*^72'))

    # Load library
    import numpy as np

    # Create two vectors
    matrixA = np.array([[2, 3, 23],
                       [5, 6, 25],
                       [8, 9, 28]])
    matrixB = np.array([[1, 2, 3],
                       [4, 5, 6],
                       [7, 8, 9]])
    # Add two matrices
    print(); print(np.add(matrixA, matrixB))

    # Subtract two matrices
    print(); print(np.subtract(matrixA, matrixB))

Kickstarter_Example_19()