Estimation+and+Computation

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Unit 2 **Family Letter**—[|English] or [|Español]

 * Study Link support** for:
 * Study Link 2-5, problems 3 and 4: See SRB, page 119
 * Study Link 2-4, problems 1-3: See SRB, page 219
 * Study Link 2-7, problem 6: See SRB, page 10
 * Study Link 2-8, problems 1-5: See SRB, page 250
 * Study Link 2-9, problems 1-5: See SRB, page 250

2-1 Estimation Challenge To develop estimation strategies when finding an exact answer is impractical. 2-2 Addition of Whole Numbers and Decimals To review place-value concepts and the use of the partial-sums and column-addition methods 2-3 Subtraction of Whole Numbers and Decimals To review the trade-first and partial-differences methods for subtraction 2-4 Addition and Subtraction Number Stories To review the use of mathematical models to solve number stories 2-5 Estimate your Reaction Time To provide experiences with estimating reaction times and with using statistical landmarks to describe experimental data.
 * Hangman Rounding, @http://www.quia.com/hm/41141.html
 * Baseball Math for One, @http://www.funbrain.com/math/index.html
 * Math Mayhem, @http://members.learningplanet.com/act/mayhem/free.asp
 * Baseball Math for One, @http://www.funbrain.com/math/index.html
 * Math Mayhem, @http://members.learningplanet.com/act/mayhem/free.asp
 * Critical Thinking Questions, @http://www.mystfx.ca/special/mathproblems/grade5.html

2-6 Chance Events To review vocabulary associated with chance events and to introduce the Probability Meter. 2-7 Estimating Products To provide experiences with making and using magnitude estimates for products of multidigit numbers, including decimals. 2-8 Multiplication of Whole Numbers and Decimals To review the partial-products method for whole numbers and decimals. 2-9 The Lattice Method of Multiplication To review and provide practice with the lattice method for multiplication of whole numbers and decimals. 2-10 Comparing Millions, Billions, and Trillions To provide experience with comparing the relative sizes of 1 millions, 1 billion, and 1 trillion and using a sample to make an estimate. 2-11 Progress check 2 To assess students' progress on mathematical content through the end of Unit 2.
 * Chance Explanation, @http://www.mathgoodies.com/lessons/vol6/certain_impossible.html
 * Rounding Flashcards, @http://www.aplusmath.com/Flashcards/rounding.html
 * Baseball Math for One, @http://www.funbrain.com/math/index.html
 * Math Mayhem, @http://members.learningplanet.com/act/mayhem/free.asp
 * Lattice Method of Multiplication, @http://www.coolmath4kids.com/times-tables/times-tables-lesson-lattice-multiplication-1.html
 * Lattice Method, @http://www.learnnc.org/lp/pages/4458
 * media type="youtube" key="FnNvCuZ6SMw?fs=1" height="385" width="480"
 * Rounding Flashcards, @http://www.aplusmath.com/Flashcards/rounding.html
 * AAA Math Place Value, Six Digits, @http://www.aaaknow.com/g5_31_x1.htm
 * Standard Word Place Value, @http://www.dositey.com/addsub/Mystery10.htm
 * One False Move, @http://www.funbrain.com/ofm/index.html

Written Assessment

Part A:
1-6, Addition and subtraction of whole numbers and decimals 7-8, Convert between U.S. customary units of length 9, Identify place value of digits. 10 -11, Identify multiplication errors 12, Explain usefulness o fmaking and estimate. 13 -14, Make magnitude esitmates 15, Describe given numerical probabilities using words or phrases.
 * Problems**

Part B:
16-17, Write numbers in expanded notation 18, Find landmarks for a data set 19 Write and solve number sentences
 * Problems**

Part C:
The open response item requires students to apply skills and concepts from Unit 2 to solve a multistep problem.
 * Open Response**
 * Fund Raising**

=Michigan Grade Level Content Expectations for Unit 5= N.ME.05.08 N.MR.05.17 N.FL.05.04