Welcome to Mr. Hickey’s Class

        

 
 

 

 

Everyday Math – Unit 4 “Secure Skills”

“Decimal and Their Uses”

http://www.redmond.k12.or.us/mccall/renz/mathsites.htm

 

Skills Listed on Cover Sheet

Examples from Assessment

1.

Measure the length of objects to the nearest centimeter using a ruler.

Use a ruler to measure lines to the nearest centimeter. _______________________

Student Reference Book (pages 24-29)

2.

Select and use appropriate tools and units to measure to the nearest millimeter with a ruler.

Use a ruler to measure lines to the nearest millimeter.  Record answers in millimeters and centimeters.

Example:  Draw a line segment that is 11.5 centimeters long.

Student Reference Book (pages 108-109)

3.

Compare, order and describe no more than 3 decimals with no more than 2 decimal places using numbers to 100.

Write < or > to make a true number sentence.

6.78 ____ 6.8

Student Reference Book (pages 30-31)

4.

Apply a strategy, i.e. draw a picture, guess and check, find a pattern, write an equation.

Addition and subtraction story problems with decimals.

Jane has $28.53 in her wallet.  Her grandmother gave her $ 5.72. How much does she have now?

Explain what you did to solve the problem.

Student Reference Book (pages 32-35)

5.

Represent relationships using relational symbols (<, >, =) and operational symbols (+, -) on either side using whole numbers to 200.

After answering an addition or subtraction story problem, students will create a number model for the answer. 

Use the story problem above to tell the number sentence you used to solve the problem.

A number model is a number sentence that models or fits a number story or situation. (For example, the story Sally had $5.00, and then she earned $8.00 can be modeled as 5 + 8 = 13)

6.

Explain solutions in written form.

Explain steps used in solving an addition or subtraction story problem with decimals.   ( see story problem above)

7.

Read, write, and represent decimals with no more than 2 decimal places using symbols, words, and models using numbers to 100.

Text Box: .....

 Sketch 3.25 using base ten blocks

Sketch base ten blocks to show decimals.

Shade a hundreds grid to show decimals.

Identify a word name for a decimal in standard form.

Student Reference Book (pages 24-29)

8.

Express decimals with no more than 2 decimal places in expanded form.

Standard Form = 23.763

Expanded Form = 20 + 3 + 0.7 + 0.06 + 0.003

Student Reference Book (pages

9.

Compare the value of two sets of mixed currency up to $100.

 Write <, >, or = to compare the amounts of money

$13.25 is <, >, or = $13.85

(money will be shown in picture form)

Student Reference Book (pages 30-31)

10.

Compare, order and describe no more than 3 decimals with no more than 2 decimal places using numbers to 100.

Write <, >, or = in the square to make the number sentence true.

34.76            34.67

Order from least to greatest.

75.02    75.20    75.22

Student Reference Book (pages 30-31)

11.

Add 2 decimals including money, with each having no more than 2 decimal places, no more than 4 digits, and the same number of decimal places.

56.89 + 34.98 = $32.56 + $13.77

Student Reference Book (pages 32-35)

12.

Subtract decimals, including money, with each number having no more than 2 decimal places, no more than 4 digits, and the same number of decimal places.

89.00 - 54.98 = $32.56 - $13.77

Student Reference Book (pages 32-35)

13.

Support or refute mathematical statements or solutions.

Use what you know about decimals and place value concepts to explain how you compare decimals

3.2     3.02     3.20

Do all of the numbers have the same value?

Use what you know about numbers and place value to explain why your answer is correct.

Student Reference Book (pages 31-31)

14.

Demonstrate proficiency with multiplication facts.

Timed test of 16 multiplication facts.  Must be completed in 1 minute or 1 minute and 30 seconds.

Student Reference Book (page 15)

15.

Read, write, and represent decimals with no more than 2 decimal places using symbols, words, and models using numbers to 100.

Ability to orally read decimals.  Uses the word “and” for the decimal point at the appropriate place.

Read the following:

5.05    6.25    8.6

  

 Important Vocabulary to Know!!!!

ONE

whole

unit

tenth

hundredth

thousandth

 

        Centimeter   cm

 

 

 

 

Millimeter    mm

Meter           m

Decimeter    dm

Personal measurement reference

Expanded form

 

 
     
     
 

 

 
 

 

 
     
   
   
   
   

 

 
   

 

 

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