Activity
NumberNut

Number Nut: Subtraction: Borrowing

For Students 3rd - 5th
Explains the concept of 'borrowing' in subtraction, also known as regrouping or decomposing numbers.
Interactive
NumberNut

Number Nut: Subtraction: Subtracting From Two Digit Numbers

For Students K - 1st Standards
Explains how to subtract from two-digit numbers, with or without regrouping.
Unit Plan
CK-12 Foundation

Ck 12: Arithmetic: Sums of Mixed Numbers With Renaming

For Students 5th - 7th
[Free Registration/Login may be required to access all resource tools.] In this lesson students find the difference of mixed numbers by using borrowing and renaming. Students examine guided notes, review guided practice, watch...