Math Unit 6 Adding & Subtracting Decimals


Unit 6:    Between 0 and 1

            Adding & Subtracting Decimals

Unit Focus:

  • Decimals, Place Value fluency and Base-10 number system structure
  • Understanding the meaning of decimals
  • Comparing and ordering decimals
  • Adding and subtracting decimals

 

Websites:

 

Variety of math related games on “mathplayground”

 

https://www.mathplayground.com/grade_5_games.html

 

 

Fun 4 The Brain (all concepts)

 

http://www.fun4thebrain.com/mult.html

 

Math Games (all concepts)

 

http://www.hoodamath.com/

 

 

Review decimal places - Video 

 

Place Value - Rock music 

 

Place Value - Music showing numbers

 

Spin to Win - Place value strategy

 

Equality of Decimals - Video (0.3 = 0.30 = 0.300)

 

Ordering Decimals - Khan video.

 

 

Builder Ted - Ordering decimals interactive

 

Decimal Switch - Order decimals

 

Battleship Numbers - Select decimals

 

Ordering Decimals - Read and practice.

 

Ordering Decimals - Drag in the correct order

 

Comparing Place Values - Khan video. Introduces moving decimal to the left.

 

Decimal Tug-of-War

 

Decimals - Learn Zillion video -  Place value x 10 to the left

 

 

Decimals - Learn Zillion video - Place value divided by 10 to the right.

 

Decimals in Expanded Form - Khan Academy video

 

Decimal Videos - From Watch, Know, Learn series

 

Understanding Decimal Place Value - slides

 

Introduction to Decimals - 21 videos

 

Decimal Rainstorm - Comparing decimals

 

Decimal Tiles-

 

Equivalent Decimals - Tutorial

 

Equivalent Decimals - Guided practice slides

 

Decimal Tiles - Drag decimals to compare.

 

In-Between -  Blinker is lost on an unknown planet. Help find him using decimals.

 

Decimal Games

 

Decention - Sort fractions, decimals, and percents for the Intergalactic Space Games.

 

Fractions, Decimals, and Percents - Many games and activities from Johnny's Math Page.

 

Dartboards of Fractions, Decimals, Percents - Click View Full Screen to play a variety of games.

 

Try This - Drag the decimals into the correct order.

 

Percent Panic - Use the arrow keys on the keyboard to drive the rocket-ship to work with fractions, decimals, and percents.

 

The Award Ceremoony - Math activities based on athletic events.

 

Fruit Shoot - Convert fractions into decimals.