Curated OER
Busted!
Students play a math game using teacher-created cards that target a specific math skill. They solve the presented equations and check their answers with one another. If they are correct they keep a card, if not the card is discarded.
Curated OER
Reno's Dilemma
Students analyze information to determine good and bad debt. They calculate percentages when given interest and return on investment information. They also analyze positive and negative debt/return information to determine the preferred...
NumberNut
Number Nut: Subtraction: Borrowing
Explains the concept of 'borrowing' in subtraction, also known as regrouping or decomposing numbers.
NumberNut
Number Nut: Subtraction: Subtracting From Two Digit Numbers
Explains how to subtract from two-digit numbers, with or without regrouping.
Council for Economic Education
Econ Ed Link: One Hen: How One Small Loan Made a Big Difference
The picture book One Hen: How One Small Loan Made a Big Difference, written by Kate Smith Milway, takes place in Africa. Here in a Ghanan village, young Kojo cannot afford to go to school after the death of his father. His resourceful...
CK-12 Foundation
Ck 12: Arithmetic: Sums of Mixed Numbers With Renaming
[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...