Patterns And Relations Worksheet - Grade 7 Page 25
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46Use algebra. Write a relation for each Input/Output table.
2.
a)
b)
c)
Input
Output
Input
Output
Input
Output
n
n
n
1
7
1
4
1
1
2
14
2
7
2
3
3
21
3
10
3
5
4
28
4
13
4
7
Assessment Focus For each table, find the output.
3.
Explain how the numbers 3 and 4 in each relation affect the output.
a)
b)
Input
Output
Input
Output
n
n
3n
4
4n
3
1
1
2
2
3
3
4
4
Use algebra. Write a relation for each Input/Output table.
4.
a)
b)
c)
Input
Output
Input
Output
Input
Output
x
x
x
1
5
1
1
1
8
2
8
2
7
2
13
3
11
3
13
3
18
4
14
4
19
4
23
Take It Further
5.
Input
Output
a) Describe the patterns in this table.
x
b) Use the patterns to extend
5
1
the table 3 more rows.
15
3
c) Use algebra.
25
5
Write a relation that describes
35
7
how the output is related to the input.
45
9
55
11
Your friend missed today’s lesson. Explain how to write the
relation represented by an Input/Output table.
28
UNIT 1: Patterns and Relations
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