Decimal Mania!
AAA Math Decimals

FunBrain - PowerFootball

Decimal Quiz from NumberNut

Fraction - Decimal Matching 1

Fraction - Decimal Matching 2

Fraction - Decimal Matching 3

Fraction - Decimal - Percent Matching

Salon Snap (Matching decimals to fractions)

FunBrain - Double Fun Match - choose Fractions to Decimals

Gamequarium - Decimals
Lots of games and activities to choose from

Decimals, Fractions and Percents
Choose the topic you'd like. You can read about the topic and can take some online quizzes