* 96 unique worksheets
* Subtracting 5-digit, and 6-digit numbers
* Subtracting numbers with regrouping and borrowing
* Recognizing and solving mixed addition and subtraction problems
* Handling carry forward and borrowing while solving addition and subtraction problems
* A variety of practice problems, including inline problems, multi-line problems and MCQs
* Gradually increasing complexity of problems to provide opportunities for students to start from beginner and reach advanced levels deepening their understanding of subtraction
* Answer keys for all problems, allowing students to check their work and learn from their mistakes.
Overall, this workbook is a valuable resource for students in grade 4 looking to build a strong foundation in subtraction & mixed sums and succeed in their mathematical studies.