Adding Integers
Add the integers
6+(-4)
What is 2?
Subtract the integers
7-10
What is -3?
When adding numbers with the same sign you,
add the numbers & keep the sign
-1.75 - 2.75
-4.5
Define absolute value
the distance a number is from zero
Add the integers
-3 + 2 +( -5)
What is -6?
Subtract the integers
-5-7
What is 2?
When adding numbers with different signs you,
subtract the numbers, keep the sign of the bigger absolute value
3/4 + (-2/5)
0.35
What number will make this statement true
-15 + ____ = 0
15
Add the integers
-5+( -6 )+3
What is -8?
Subtract the integers
6-(-4)
What is 10?
What is the rule for subtracting integers
rewrite as addition
1) keep
2) add
3) opposite
Turn every fraction into its decimal
1/4 and 3/5
0.25 and 0.6
Mr. Mason climbed a mountain that is 37 feet tall. Ms. Do is 55 feet up the mountain. How much does Mr. Mason need to climb to reach her?
18 feet
Add the integers
-12 + (-4) +( -3)
What is -19?
Subtract the integers
-9-4-1-(-2)
What is -12?
What is the SIGN of all absolute values
positive
4 1/2 - 2 3/4
1.75
A person is standing 4 feet above ground, they dive 10 feet down. How much distance did the person travel
14
Add the integers
-20 + 3 + (-2 )
What is -19?
Subtract the integers
-4-(-6) - 2
What is 0?
What do you get when you add a number and its opposite?
zero
-7.5 + 2.2
-5.3
A diver is 10 feet below sea level. How many feet does he need to swim to reach sea level.
10