![\"venn](\"http://www.mathskey.com/userfiles/image/Library/Algebra%202/venn_diagram_number_properties%281%29.gif\")
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
Venn Diagram - Number System:
Make a table and classify the each number with the help of Venn diagram.
\| \
Number \ | \
\
Whole \Number? \ | \
\
Integer? \ | \
\
Rational \Number? \ | \
| \
1.6 \ | \
\
No \ | \
\
No \ | \
\
Yes \ | \
| \
1 \ | \
\
Yes \ | \
\
Yes \ | \
\
Yes \ | \
| \
–4 \ | \
\
No \ | \
\
Yes \ | \
\
Yes \ | \
| \
0 \ | \
\
Yes \ | \
\
Yes \ | \
\
Yes \ | \
![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
Plot the numbers on a number line![\"number](\"/userfiles/image/Library/Algebra1/number_line_diagram_1_6,1,-4,0.gif\")
From the graph, the numbers from least to greatest are: 1.6, 1, –4, 0. ![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
| \
Number \ | \
\
Whole \Number? \ | \
\
Integer? \ | \
\
Rational \Number? \ | \
| \
1.6 \ | \
\
No \ | \
\
No \ | \
\
Yes \ | \
| \
1 \ | \
\
Yes \ | \
\
Yes \ | \
\
Yes \ | \
| \
–4 \ | \
\
No \ | \
\
Yes \ | \
\
Yes \ | \
| \
0 \ | \
\
Yes \ | \
\
Yes \ | \
\
Yes \ | \
The numbers from least to greatest order is 1.6, 1, –4, 0.