as you've already seenconcatenating number with string produces typeerrornum_pancakes " am going to eat num_pancakes pancakes traceback (most recent call last)file ""line in typeerrorcan only concatenate str (not "int"to str since num_pancakes is numberpython can' concatenate it with the string " ' going to eatto build the stringyou need to convert num_pancakes to string using str()num_pancakes " am going to eat str(num_pancakespancakes ' am going to eat pancakes you can also call str(on number literal" am going to eat str( pancakes ' am going to eat pancakes str(can even handle arithmetic expressionstotal_pancakes pancakes_eaten "only str(total_pancakes pancakes_eatenpancakes left 'only pancakes left in the next sectionyou'll learn how to format strings neatly to display values in nicereadable manner before you move onthoughcheck your understanding with the following review exercises