Investigation

1
Investigation Numbers and Operations
Seventh Grade Math Competency 1
2
Use the order of operations to simplify and/or
evaluate whole numbers (including exponents and
grouping symbols).

• Objective 1a

3
H
4
A
5
C
6
G
7
Solve problems involving addition, subtraction,
multiplication, and division of rational numbers.
Express answers in simplest form.

• Objective 1b

8
F
9
H
10
J
11
C
12
J
13
C
14
Convert among decimals, fractions, mixed
numbers, and percents.

• Objective 1c

15
C
16
C
17
G
18
B
19
Evaluate and estimate powers and square roots of
real numbers.

• Objective 1d

20
F
21
C
22
H
23
Explain the relationship between standard form
and scientific notation.

• Objective 1e

24
F
25
C
26
A
27
H
28
Multiply and divide numbers written in scientific
notation.

• Objective 1f

29
A
30
A
31
Solve real-life problems involving unit price,
unit rate, sales price, sales tax, discount,
simple interest, commission, and rate of
commission.

• Objective 1g

32
H
33
G
34
H
35
G
36
G
37
J
38
C
39
C
40
Solve contextual problems requiring the
comparison, ordering, and application of integers.

• Objective 1h

41
D
42
D
43
J
44
A
45
C
46
B
47
G
48
Develop a logical argument to demonstrate the
denseness of rational numbers.

• Objective 1i

49
C
50
D
51
J
52
G
53
Competency 1
is completed!