Help! I need to subtract these Fractions! | Math Defined with Mrs C

The video tutorial addresses a subtraction problem involving fractions with different denominators. The instructor demonstrates how to rewrite the problem vertically, find a common denominator, and perform borrowing from whole numbers to facilitate subtraction. A shortcut for subtracting fractions is introduced, and the process is completed with a final check to ensure the fraction cannot be reduced further. The tutorial aims to simplify the subtraction of mixed numbers and fractions, providing a clear and concise method for students to follow.

Explain the shortcut used to simplify the subtraction of the fractions.

What is the final result of the subtraction problem presented in the video?