Adding Decimals (Neo K-12)
Subtracting Decimals (Khan Academy)
Subtracting Decimals Word Problem (Khan Academy)
Estimation with Decimals (Khan Academy)
Soccer Adding Decimals Game
Soccer Subtracting Decimals Game
Baseball Adding Decimals Game
Baseball Subtracting Decimals Game
Decimal Mania - Addition and Subtraction Decimal Activity
Rags to Riches Adding and Subtracting Decimals