Adding integers -same sign
4+4=
8
10+8=
18
9+(-3)=
6
-19+(20)=
1
-18+3=
-15
A team gains 20 yards. Then they lose 7 yards.
20+(-7)=13
-13+(-10)=
-23
-30+(-10)=
What is -40?
10+(-5)=
5
what is the rule of adding integers with different signs?
Subtract the numbers and take the sign of the bigger number
23+8=
31
Roger owes his mom $5. He borrows another $6 from her.
-5+(-6)=-11
-9+(-10)=
-19
-76+(-3)=
What is -79?
-14+(4)=
-10
-340+(10)=
-330
7+(-4)=
What is 3?
Jewel's score was 5 over par on the first 9 holes. Her score was 4 under par on the second 9 holes.
5+(-4)=1
-32+(-11)=
-43
-90+(-16)=
-106
18+(-10)=
8
-500+10=
-490
-15+(-3)=
-18
A balloon rises 340 feet into the air. Then it descends 130 feet.
340+(-130)=210
what is the rule of adding integers with the same sign
Add the numbers and keep their sign
-1000 + (-2245)
-3245
what is the rule of adding integers with different signs?
Subtract the numbers and take the sign of the bigger number
-343+13=
-330
-240+(-15)=
-255
A cyclist travels down a hill for 125 feet. Then she travels up a hill 50 feet.
-125+50 =-75