Upload
others
View
3
Download
0
Embed Size (px)
Citation preview
Lesson 2 Decimals.notebook
1
September 29, 2016
Oct 19:23 PM
Notes #36N1 Demonstrate an understanding of place value, including numbers that are:
• greater than one million • less than one thousandth.
6N1.1 Explain how the pattern of the place value system, i.e., the repetition of ones, tens and hundreds within each period, makes it possible to read and write numerals for numbers of any magnitude.
Lesson 2 Decimals.notebook
2
September 29, 2016
Oct 89:42 PM
tenths
hundredths
hundreds of thousandths
millionths
Decimals
Decimals are used to express parts of a whole.
The symmetry of the number system occurs around the ones place and the decimal.
Example: 4 345.128
hundreds
Units
hundreds
Tens
Ones
Thousands
hundreds
Tens
Ones
Millions
hundreds
Tens
Ones
Units
Thousands
Millions
tenths
hundredths
thousandths
tens of thousandths
hundreds of thousandths
millionths
Decimals
Ones
Tens
millionths
hundreds
hundreds
Lesson 2 Decimals.notebook
3
September 29, 2016
Oct 89:42 PM
Reading decimals is easy, you'll see.
They have two names like you and me.
First say the name as if there were no dot,
Then say the name of the last place value spot.
Lesson 2 Decimals.notebook
4
September 29, 2016
Oct 810:07 PM
tenths
hundredths
thousandths
tens of thousandths
hundreds of thousandths
millionths
Decimals
hundreds
Tens
Ones
Units
hundreds
Tens
Ones
Thousands
hundreds
Tens
Ones
Millions
Use the above Place value chart to write these decimals in word form.
40.204 Word Form: ___________________________________________________
Fraction:
Expanded Form: _________________________________________________
3.1009Word Form: ____________________________________________________
Fraction:
Expanded Form: ____________________________________________________
Lesson 2 Decimals.notebook
5
September 29, 2016
Oct 810:10 PM
tenths
hundredths
thousandths
tens of thousandths
hundreds of thousandths
millionths
Decimals
hundreds
Tens
Ones
Units
hundreds
Tens
Ones
Thousands
hundreds
Tens
Ones
Millions
Use the above Place value chart to write these decimals in word form.
0.009Word Form: ___________________________________________________
Fraction:
Expanded Form: _________________________________________________
31.1001Word Form: ____________________________________________________
Fraction:
Expand Form: ______________________________________________________
Lesson 2 Decimals.notebook
6
September 29, 2016
Oct 811:00 PM
Create an equivalent amount on both the tenths and thousandths grids.
Standard Form: ________________ _________________ ____________________
Word Form: ____________________ _____________________ ____________________
Lesson 2 Decimals.notebook
7
September 29, 2016
Oct 19:40 PM
Arrange from least to greatest:1.8 2.3 2.00 1.72
Why is 1.8 > 1.72
What do the decimal part of the number mean?
0.5 0.05
Can we write 1.3 in a fraction form?
Can we write 1.03 in a fraction form?
Lesson 2 Decimals.notebook
8
September 29, 2016
Oct 312:20 PM
Using the following numbers:
3.986 2.0693 25.9038 0.39
In which number does 9 represent a value of 9 hundredths?
In which number does 0 represent a value of 0 ones?
In which number does 3 represent a value of 3 tenths?
Dice Activity Decimal numbers
Lesson 2 Decimals.notebook
9
September 29, 2016
Sep 211:18 PM
Lesson 2 Decimals.notebook
10
September 29, 2016
Sep 2210:25 AM
Lesson 2 Decimals.notebook
11
September 29, 2016
Oct 811:19 PM
Where are small numbers used:1.
2.
3.
4.
5.
6.
Lesson 2 Decimals.notebook
12
September 29, 2016
Oct 312:20 PM
Key question #9 (Evaluation Population of the Philippines)
Group work: 6.1.1D (Jim and Tom each rounded to 2.4 million)
Go fish Curr. Guide p. 51 (24 decimal ten thousandths number cards)
Two activities Curr Guide p.51 (Die, Creating decimal ten thousandths numbers)
Matching Game Curr. Guide p. 47 (decimal millions)
Number line curr. guide p.47
Lesson 2 Decimals.notebook
13
September 29, 2016
Sep 2310:20 AM
Seat work: p 56 questions: 2,3,4,5,6
Lesson 2 Decimals.notebook
14
September 29, 2016
Oct 99:38 PM
Performance Activity (Technology Class activity) 6N2.4A
Lesson 2 Decimals.notebook
15
September 29, 2016
Sep 1910:22 PM
Notes #3 Cont.
Compare these numbers by placing them in the place value chart above:26.00430.0013seventy ten thousandthsfour and fourteen ten thousandths
Lesson 2 Decimals.notebook
16
September 29, 2016
Sep 255:06 PM
Roll the die five times. Using the numbers rolled, create a decimal number with a value between
1.0001 and 6.6666