Instructional videos for adding and subtracting decimals:
(Please see the 5th grade page for more on multiplying and dividing decimals as well as ordering decimals.)
Click on the pictures below to play a variety of interactive games.
Additional Online Games and Resources:
Adding Decimals: http://www.coolmath.com/prealgebra/02-decimals/06-decimals-adding-01.htm
Subtracting Decimals: http://www.coolmath.com/prealgebra/02-decimals/07-decimals-subtracting-01.htm
Link to Multiple Resources: http://www.onlinemathlearning.com/decimal-games.html
Decimal Worksheets and Guides
Numbers and Operations - Fractions
Click on the eanrlinks to below to explore mutliple videos on each topic.
Adding and Subtracting Fractions
Additional Online Practice:
On-line student practice –Adding and Subtracting Fractions with like denominators http://www.ixl.com/math/grade-4/add-and-subtract-fractions-with-like-denominators
On-line student practice-Word Problems with Adding and Subtracting Fractions http://www.ixl.com/math/grade-4/add-and-subtract-fractions-with-like-denominators-word-problems
On-line student practice-Adding and Subtracting Mixed Numbers with like denominators http://www.ixl.com/math/grade-4/add-and-subtract-mixed-numbers-with-like-denominators
Order of Operations