Kak tolong bantu ya..

Mapel : Matematika

Materi : Bilangan bulat

Jawaban :

Cara :

1. 12 + 15 = 27

2. –9 + (–12) = -9 – 12 = -21

3. –25 + (–17) = -25 – 17 = -42

4. –32 + 15 = -17

5. 81 + (–14) = 81 – 14 = 67

6. 56 + (–71) = 56 – 71 = -15

7. –28 + 40 = 12

8. 40 – (–8) = 40 + 8 = 48

9. 63 – (–12) = 63 + 12 = 75

10. 29 – (–13) = 29 + 13 = 42

semoga bermanfaat...