1. Representing, Comparing, Ordering, and Rounding Decimals
DECIMAL BASICS
Representing, Comparing, Ordering, and Rounding Decimals

2. Representing Decimals
thousands
hundredths
thousandths
ten-thousandths
hundreds
tenths
tens
ones 1
100
1000 10
0.1
0.01
0.001
0.0001

3. Write each number in word form.
Twenty-three and one hundred eight thousandths
and represents the decimal
number behind the decimal
last digit’s place value

4. Write each number in word form.
One thousand twenty-four and six hundredths

5. Standard Form
Standard form is the usual way to
write a number.

6. Write each number in standard form.
a. Seventy-six and one hundred three thousandths
b. Fifty-nine and sixty-two thousandths
c. Eight thousandths
d. Three and four hundredths
76.103
59.062
0.008
3.04

7. COMPARING AND ORDERING DECIMALS
the decimal points
Line up the numbers by _________________.
Starting at the ______ and find the first place the digits are __________.
Compare the different digits.
left
different

8. Use <, >, or = to compare the following numbers.
_____
0.594
0.562

9. Use <, >, or = to compare the following numbers.
29.64 _____
1.202 _____ =

10. Ordering Numbers from Least to Greatest
Order 25, 25.1, 24.36, from least to greatest.
Line up the numbers! 25
25.1
24.36
25.03

11. Ordering Numbers from Greatest to Least
Order 71, 71.04, 70.89, and 71.4 from greatest to least
71.4, 71.04, 71, 70.89

12. ROUNDING DECIMALS Underline digit to the right 5 4 same zero
____________ the digit to be rounded.
Look at the __________________
_____ or greater – round up one
_____ or less – stays the same
Keep all the digits in front the _______ and all those behind dropped or turn to _______.
Underline
digit to the right 5 4
same
zero

13. Round Each Decimal
7.601; ones
7.601 8

14. Round Each Decimal 68.9 $14 $2.15 1919.920 2) 68.94; tenths
3) $13.75; nearest dollar
4) $2.1493; nearest cent
5) ; thousandths
68.9
$14
$2.15