What is the main idea behind rewriting a subtraction problem as an addition problem?

Understanding Subtraction as Addition

Interactive Video
•
Mathematics, English
•
5th - 8th Grade
•
Hard

Jackson Turner
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Subtracting a number is the same as adding its opposite.
Subtracting a number is the same as multiplying it by zero.
Subtracting a number is the same as dividing it by itself.
Subtracting a number is the same as adding it twice.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How would you represent 5 minus 9 on a number line?
Start at 0, move left 9 units, then right 5 units.
Start at 0, move right 5 units, then left 9 units.
Start at 0, move left 5 units, then right 9 units.
Start at 0, move right 9 units, then left 5 units.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of negative 3 minus positive 1 using a number line?
Zero
Negative 4
Negative 2
Positive 4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equivalent addition problem for 5 minus 9?
5 plus negative 9
5 plus 9
5 minus negative 9
5 minus 9
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the equivalent addition problem for negative 3 minus positive 1?
Negative 3 minus 1
Negative 3 plus negative 1
Negative 3 minus negative 1
Negative 3 plus 1
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you interpret 2 minus negative 2 using a money analogy?
Subtracting a loss of $2 is like losing $2.
Subtracting a loss of $2 is like losing $4.
Subtracting a loss of $2 is like adding $2.
Subtracting a loss of $2 is like gaining $4.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the sum of 2 plus 2?
6
0
4
2
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