Question

1. (+7)-(+3)=?? 2. (+5)-(-2)=?? 3. (-3)-(+8)=?? 4. (+12)+(-3)=?? 5. (-7)+(+15)=?? 6. (-18)+(+8)=???

Answer 1

1. (+7) - (+3)
7 - 3 = 4


2. (+5) - (-2)
5 + 2 = 7


3. (-3) - (+8)
-3 + 8 = 5


4. (+12) + (-3)
12 - 3 = 9


5. (-7) + (+15)
-7 + 15 = 8


6. (-18) + (+8)
-18 + 8 = -10



☆Espero ter ajudado!