Error Analysis

Quiz
•
Mathematics
•
7th - 12th Grade
•
Hard
Standards-aligned
Erika Bair
Used 3+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Find the error
Adding 2x to 3x
Subtracting 5 from both sides
Adding 2x to -2x
Dividing by 5 on both sides
Tags
CCSS.HSA.REI.A.1
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Find the error.
Adding 5x to each side instead of 5
Subtracting 7 from both sides
Dividing -4 by 2 equals 2
Dividing both sides by 2
Tags
CCSS.HSA.REI.A.1
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Find the error.
Subtracting 1 from both sides
Dividing by 6 on both sides
3(2x+1) equals 6x +1
x equals 3/4
Tags
CCSS.HSA.REI.A.1
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Find the error.
Adding 1 to both sides
Distributing the negative sign when multiplying –3(x + 2)
Subtracting 6 from both sides
x should equal 5/3
Tags
CCSS.HSA.REI.A.1
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Find the error.
Adding 5x to -3x equals 8x
Subtracting 7 from both sides
Dividing by 8 on both sides
Simplifying -4/8 to -1/2
Tags
CCSS.HSA.REI.A.1
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Find the error.
Using distributive property to multiply 2 times (3 – 10x)
Adding 20x to both sides
Adding 2 to both sides
4 divided by 24 does not equal 1/6
Tags
CCSS.HSA.REI.A.1
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Find the error.
Subtracting 1 from both sides
Dividing by 3 on both sides
Subtracting by 5 on each side
-x does not equal x
Tags
CCSS.HSA.REI.A.1
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