act 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 review

Vertical form subtraction

Regrouping (borrowing)

Three-digit minus two-digit subtraction

Early three- & four-digit subtraction

Addition & subtraction of three two-digit numbers

Patterns & sequencing