Sagot :
Question:
1. (+18) + (+18)
2. (+75) - (+25)
3. (+15) - (-13)
4. (+20) - (+35)
5. (+85) + (+24)
Answer:
1. (+18) + (+18)
= +36
2.(+75) - (+25)
=+50
3. (+15) - (-13)
(+15) + (+13)
= +28
4. (+20) - (+35)
(+20) + (-35)
= (-15)
5. (+85) + (+24)
= +109
Hope it helps! (◕ᴗ◕)