# Decimal

### Class Activity 0A: Misconceptions in Comparing Deci- malNumbers

1 From Mathematics for Elementary Teachers, 2ndedition, by Sybilla Beck-mann, copyrightc Pearson Education, 2006. Class Activity 0A: Misconceptions in Comparing Deci-malNumbers The following list describes some of the misconceptions children can develop about comparing decimal numbers.

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### DECIMAL REPRESENTATIONS

177 5 DECIMAL REPRESENTATIONS SECTION 5.1 CONSTRUCTING DECIMALS We have all been concerned about the cost of an item when we shop or go out to eat. For example, a cheeseburger might cost \$3.85 at a restaurant, a pair of jeans might cost \$18.97 at a store or the entrance fee to an amusement park ...

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### Decimals

Decimals Objective(s): Develop multiple models to represent, compare and order decimal numbers AZ Math Standards Performance Objectives (samples): Strand 1: Number Sense and Operation Concept 1: Number Sense • Grade 3 PO 18: Order three or more decimals, through hundredths, using models, ...

oak.ucc.nau.edu

### Decimal Arithmetic for Java

Problems with the BigDecimal class: 1. The fixed point (integer + scale) arithmetic is suitable for some tasks (such as calculating taxes or balancing a check book), but is inconvenient and awkward for many common applications.

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### Decimal Square(version 2)

The Decimal Square A fresh look at Multiplication Tables Allan lawson describes how he devised a system of dynamic vector patterns for use in teaching the multiplication tables.

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### Mathematics - Grade Level Assessments and Content ...

Mathematics - Grade Level Assessments and Content Expectations Session 2 ~ Decimals, Fractions, and Percents Participant Packet Developed by Macomb County Teachers under the leadership of Marie Copeland

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### Binary, Octal, Decimal, and Hexadecimal Calculations

76 5-2Selecting a Number System You can specify decimal, hexadecimal, binary, or octal as the default number system using the set up screen. After you press the function key that corresponds to the system you want to use, press w. u u u u u To convert a displayed value from one number system to ...

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### Decimal Number Line - f g i

Name: Super Teacher Worksheets - www.superteacherworksheets.com Decimal Number Line Write the correct letter on the blank line next to each decimal. 0 1 2 a c e f g i k b d h j l

superteacherworksheets.com

### Decimal, Hexadecimal and Binary Numbers

Signed Number Line: Numbers go from −∞ to ∞ Number Wheel: What to do about 100 2 Number Wheel: Numbers go from −2 (N−1) to 2 (N−1) − 1 Number Wheel: Carry and Overflow • Carry applies to unsigned numbers — when adding or subtracting, result is incorrect.

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### Place Value Chart: Decimals

Name: _____ Place Value Chat Place Value Chart: Decimals hundred thousands ten thousands thousands, hundreds tens ones. tenths hundredths thousandths Super Teacher Worksheets - www.superteacherworksheets.com

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