Route 1
Evaluate |-7|-5
2
Evaluate -8-(-5)
-3
Evaluate -4-3
-7
Do you keep the sign of the smaller or bigger number when a solving problems with integers?
The bigger number!
TRUE OR FALSE: Additive Inverse and Opposites are the same
True!
Evaluate 20(-4)
-80
What happens when you add numbers with the same sign?
You ALWAYS get a positive number
Evaluate -5x8
-40
What happens when you add integers with different signs?
You ALWAYS get a negative number
Evaluate -6÷ 2
-3
What is absolute value mean AND what is it's value?
The absolute value is the distance a number is from zero on a number line. The absolute value of a number, is greater than or equal to zero.
Evaluate 52 ÷-4
-13
TRUE OR FALSE: Integers are automatically in their absolute value form
FALSE!
Write the integer for this situation: 52 feet underground
-52
Evaluate -17-(-2)
-15
What do we use, to solve integers problems?
A number line
Write the integer for this situation: 23° above zero
+23°
Do different sign subtract or add?
Order these integers from least to greatest: -5, -7, 2, 4, 3, 2
-7, -5, 2, 3, 4
TRUE OF FALSE: reciprocal and opposite are the same
FALSE!
What is the first rule to adding intergers?
Add rational numbers with the same sign by adding the absolute values and using the common sign.
What's our substitutes name?
Mrs. Thorn!
What is the integer song's tune to?
Row Row Row your boat!
What is the second rule to adding integers?
Add rational numbers with opposite signs by subtracting the absolute values and using the sign of the integer with the greater absolute value.
Evaluate -3+(-6)
-9