Same Sign Addition
Different Sign Addition
Negative or Positive Sum?
CHANCE
100
What is 45+30?
75
100
What is -9+5
-4
100
-75+(-22)
NEGATIVE
100
When adding two numbers of the same sign, the answer will be....
the same sign
200
What is -86+(-28)?
-114
200
What is 15+(-30)
-15
200
378+48
POSITIVE
200
When adding numbers with different signs, what is a rule to find out if the sum is negative or positive?
Whatever number has the higher absolute value will determine the sign
300
What is 247+38?
285
300
What is -24+18?
-6
300

(-44)+30

NEGATIVE

300

What is -76+24

-52

400
What is -1738+(-389)?
-2127
400
-62+50
-12
400

735+(-734)

POSITIVE

400

What is -30+7?

-23

500
What is -4,478+(-3628)?
-8106
500
72+(-99)
-27
500

6527+(-6527)

NEITHER (0)

500

Will the sum of -63 + 63 be positive or negative?

Neither. Zero is neutral.

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