STEPHRIVGO
Answered

1.What is the sum of (+9) and (+6) ?
A. (+15)
B. (-15)
C. (+3)
D. (-3)

2. Add (-15) and (+9)
A. +24
B. +6
C. -6
D. -24

3. What is the difference of (-12) and (-8) ?
A.(+4)
B.(-4)
C.(+20)
D.(-20)​

Sagot :

NYXIMISYINGO

Answer:

  1. A (+15)
  2. C -6
  3. B. (-4)

Edit:

btw no. 2 is -6 because if the integer's signs are not the same so you should minus it. Correct me if I'm wrong :))

Hope this helps!

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