Answer:

Check below

Step-by-step explanation:

-5

10

-13

18

-25

Answer:

11) -5

12) 10

13) -13

14) 18

15) -25

Step-by-step explanation:

solution:

11.) (-3) +(-2) = -3-2 = -5

12.)5+ (5) = 10

13.) (-9) - 4 = -13

14.) 8- (-10)= 8+10 = 18

15.) -12 - 13 = -25

in adding and subtracting integers...

• if it is unlike sign, it becomes subtraction at kung ano Yung sign ng pinakamataas na integer yun Yung sign ng sagot.

• if it is like sign, it becomes addition at Kung ano Yung sign nila yun Yung sign ng sagot

in multiplying and dividing integers...

• if it is like sign, the answer becomes positive

• if it is unlike sign, the answer becomes negative

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