This workbook helps your child subtract three-digit numbers with confidence. Children will learn to regroup (borrow) when subtracting, which equips them with the tools to subtract three-digit numbers. Vertical subtraction is included along with patterning and sequencing activities, so children gain a fundamental understanding of subtraction. Topics Covered in this Book:Horizontal subtraction reviewVertical form subtractionRegrouping (borrowing)Three-digit minus two-digit subtractionEarly three- & four-digit subtractionAddition & subtraction of three two-digit numbersPatterns & sequencing