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Decimals

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Decimals Place value, Comparing & Ordering Place Value Chart DECIMAL PLACE VALUE Decimals show part of a whole. The decimal point separates the ones place and the ... – PowerPoint PPT presentation

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Title: Decimals


1
Decimals
  • Place value,
  • Comparing Ordering

2
Place Value Chart
3
DECIMAL PLACE VALUE
  • Decimals show part of a whole.
  • The decimal point separates the ones place and
    the tenths place.
  • The decimal says the word and.

4
Decimal Models
One Whole
5
Decimal Models
Tenths
6
Decimal Models
0.1
Tenths
7
Decimal Models
Hundredths
8
Decimal Models
.01
Hundredths
9
Decimal Models
.42 forty two hundredths
10
Decimal Models
3
3.7
11
Comparing Decimals Number line
lt
5.1 5.8
5.1
5.8
5.5
5.0
6.0
12
Comparing Decimals Place Value
2.033
2.037
2.037 2.033
Line up decimal points Start at left, compare
each place value
13
Comparing Decimals Place Value
2.033
2.037
2.037 2.033
14
Comparing Decimals Place Value
gt
2.033
2.037
2.037 2.033
7 and 3 are not equal 7 thousandths gt 3
thousandths
15
Ordering Decimals Place Value
19.48, 19.481, 19.4
Line up the decimal points
19.48 19.481 19.4
16
Ordering Decimals Place Value
19.48, 19.481, 19.4
Annex a zero so that each has the same number of
decimal places.
19.48 19.481 19.4
0
0
0
17
Ordering Decimals Place Value
19.48, 19.481, 19.4
Compare place to place, putting the numbers in
order from least to greatest.
19.48 19.481 19.4
0
19.48
19.481
19.4
0
0
18
Ordering Decimals Place Value
19.48, 19.481, 19.4
19.4 19.48 19.481
19.48 19.481 19.4
0
0
0
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