Same Sign Addition
When adding two positive numbers, which direction do you move on a number line?
To the right
When adding two negative numbers the answer will be...
negative
Negative numbers are to the _______ of zero
left
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
What is 247+38?
285
What is -20+18?
-2
What direction would you move on a number line when adding two negative numbers?
Left
(-44)+3
negative
-8+(-4)=
-12
What is -17+(-3)?
-20
-6+5
-1
Which number is further from zero on the number line?
-40 or 25
-40
80+(-900)
negative
What is -70+20
-50
What is -4+(-3)?
-7
70+(-90)
-20
Which is less, -23 or -78 ?
-78
7+(-3)= ?
4
What is -30+-7?
-37