8 th grade math chapter 2 review. chapter 2 review 1)use >, < or = to compare a) -7 < 7 b)...
TRANSCRIPT
8th Grade MathChapter 2 Review
Chapter 2 Review
1) Use >, < or = to compare
a) -7 < 7
b) -3 < -1
□□
Chapter 2 ReviewAnswer
□□
1) Use >, < or = to compare
a) -7 < 7
b) -3 < -1
Chapter 2 Review
2) Use >, < or = to compare
a) │-5│ = 5
b) │-15│ > │13│
□□
Chapter 2 ReviewAnswer
2) Use >, < or = to compare
a) │-5│ = 5
b) │-15│ > │13│
□□
Chapter 2 Review
3) Add or subtract.
a) 4 + (-1) =
b) -1 + 4 =
Chapter 2 ReviewAnswer
3) Add or subtract.
a) 4 + (-1) = 3
b) -1 + 4 = 3
Chapter 2 Review
4) Add or subtract.
a) -1 - 4 =
b) -4 – (-1) =
Chapter 2 ReviewAnswer
4) Add or subtract.
a) -1 - 4 = -5
b) -4 – (-1) = -3
Chapter 2 Review
5) Add or subtract.
3 – 5 + (-2) – (-4) =
Chapter 2 ReviewAnswer
5) Add or subtract.
3 – 5 + (-2) – (-4) = 0
Chapter 2 Review
6) Add or subtract.
-7 – 3 – (-10) + 1 - 3 =
Chapter 2 ReviewAnswer
6) Add or subtract.
-7 – 3 – (-10) + 1 - 3 = -2
Chapter 2 Review
7) Multiply or divide.
a) (-3)(4) =
b) -12 / -3 =
Chapter 2 ReviewAnswer
7) Multiply or divide.
a) (-3)(4) = -12
b) -12 / -3 = 4
Chapter 2 Review
8) Multiply or divide.
a) (-5)(-6) =
b) 25 ÷ (-5) =
Chapter 2 ReviewAnswer
8) Multiply or divide.
a) (-5)(-6) = 30
b) 25 ÷ (-5) = -5
Chapter 2 Review
9) Evaluate.
4 · 2 – 6 ÷ (-1) =
Chapter 2 ReviewAnswer
9) Evaluate.
4 · 2 – 6 ÷ (-1) = 14
Chapter 2 Review
10) Evaluate.
a) (-2)4 =
b) -24 =
Chapter 2 ReviewAnswer
10) Evaluate.
a) (-2)4 = 16
b) -24 = -16
Chapter 2 Review
11)
a) Write 8.94 x 104 in standard notation.
b) Write 0.000036 in scientific notation.
Chapter 2 ReviewAnswer
11)
a) Write 8.94 x 104 in standard notation.
89,400
b) Write 0.000036 in scientific notation.
3.6 x 10-5
Chapter 2 Review
12) What are the coordinates for points A and B?
x
y
5
5
-5
-5
A
B
Chapter 2 ReviewAnswer
12) What are the coordinates for points A and B?
x
y
5
5
-5
-5
(-4, 1) A
B (2, -3)