Addition and Subtraction of Integers
Presentation
•
Mathematics
•
7th Grade
•
Medium
Alfredo Embuido
Used 26+ times
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3 Slides • 8 Questions
1
Addition and Subtraction of Integers
By Alfredo Embuido
2
ADDITION OF INTEGERS
RULES
To add integers with the same signs just add and copy the sign.
To add integers with different signs, just subtract and copy the sign of the greater absolute value.
Some text here about the topic of discussion
3
SUBTRACTION OF INTEGERS
RULES
Change the sign of the subtrahend
Go back to addition of integers
Some text here about the topic of discussion
4
Multiple Choice
What is the sum of 3 and -8?
11
-11
-5
24
5
Multiple Choice
What is the sign of your sum if you add both negative?
positive
negative
6
Multiple Choice
What is the sign of the sum of -9 and 5?
positive
negative
7
Multiple Choice
What will you do if you are adding integers with different signs?
add
multiply
divide
subtract
8
Multiple Choice
-3 + (-4) = ?
1
-1
7
-7
9
Multiple Choice
3 − (-5)
2
8
15
-2
10
Multiple Choice
-4 − (-5) = ?
1
-9
9
-1
11
Multiple Choice
-6 + 4 + 3 + 6 + (-8) = ?
27
-27
-1
1
Addition and Subtraction of Integers
By Alfredo Embuido
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