What is the calculation shown in the image?

Looking at the image, it shows an addition problem written in a column. Let's break it down: First addition: 56 + 23. Then, we will add 4 and 4 to get the final answer: $$56 + 4 = 60$$ $$23 + 4 = 27$$ And finally: $$60 + 27 = 87$$ Answer: 87