Decimal Ops
Investigation 1—Decimal Operations and Estimation
1.1—Out to Lunch: Matching Operations and Questions
1.2—Getting Close: Estimating Decimal Calculations
1.3—Take a Hike: Connecting Ratios, Rates, and Decimals
Investigation 2—Adding and Subtracting Decimals
2.1—Getting Things in the Right Place: Adding Decimals Adding Decimals Explained Adding Decimals Soccer
2.2—What’s the Difference?: Subtracting Decimals Subtracting Decimals Explained Decimal Subtraction Basketball
2.3—Connecting Operations: Fact Families Decimal Fact Families Explained Video BrainPOP Unit Rates Review Game Unit Rate Review Game: Sheppard Software Unit Price Practice
Multiplication and Division Review (Basic Facts): Fruit Splat Croc Doc Ordering Decimals Balloon Pop
Investigation 3—Multiplying and Dividing Decimals
3.1—It’s Decimal Time(s): Multiplying Decimals I
3.2—It Works Every Time: Multiplying Decimals II Multiplying Decimals Algorithm Multiplying Decimals Practice Multiplying Decimals Racing Practice Multiplying Decimals Prodigy
3.3—How Many Times?: Dividing Decimals I Dividing Decimals Explained
3.4—Going the Long Way: Dividing Decimals III
3.5—Challenging Cases: Dividing Decimals III Dividing Decimals Practice Football Dividing Decimals Cruncher
Decimal Division Video Tutorials:
Brainpop: Division Flocabulary: Long Division Khan Academy Video: Long Division
Brainpop: Dividing Decimals Flocabulary: Dividing Decimals Khan Academy Video: Long Division with Decimals
Investigation 4—Using Percents
4.1—What’s the Tax on This Item? Tax Practice Decimals to Percents Jeopardy Percents, Decimals and Fractions Fractions, Decimals, Percents Balloon Pop
4.2—Computing Tips Calculating Tips Practice Tips and Tax More Difficult
4.3—Percent Discounts Math at the Mall Matching Percent of a Number
4.4—Putting Operations Together
Equivalent Fractions, Decimals, and Percents:
- Fraction, Decimal, Percent Explanation:http://www.mathsisfun.com/decimal-fraction-percentage.html
- Decimal to Percent: http://www.mathsisfun.com/converting-decimals-percents.html
- Percent to Decimal: http://www.mathsisfun.com/converting-percents-decimals.html
- Percent to Fraction: http://www.mathsisfun.com/converting-percents-fractions.html
- Fraction to Percent: http://www.mathsisfun.com/converting-fractions-percents.html
- Fraction to Percent: http://www.mathplayground.com/Decention/Decention.html
- Fraction to Percent: http://www.sheppardsoftware.com/mathgames/fractions/FractionsToDecimals.htm
- Fraction to Percent: http://www.mathplayground.com/matching_fraction_percent.html
- Fraction to Percent: http://www.ictgames.com/equivalence.html
Percents “Of” a Number (such as 25% of 200):
http://www.mathplayground.com/balloon_invaders_percent.html
http://www.quia.com/cb/42534.html
http://www.mathplayground.com/percent01.html
http://www.mathsisfun.com/numbers/estimation-game.php
http://www.mathebook.net/elementary/virtual/percent.htm
http://nlvm.usu.edu/en/nav/frames_asid_160_g_3_t_1.html?open=activities
http://www.sheppardsoftware.com/mathgames/percentage/MatchingPercentNumber.htm