Question

Soal penjumlahan dan pengurangan bilangan bulat

Answer 1

Verified answer

Latihan 1

1. 48 + (–25) = …

2. –98 + 25 = …

3. 51 + 198 = …

4. –51 + (–31) = …

5. –52 + (–48) = …

6. –129 + 250 = …

7. –239 + (–153) = …

8. 840 + (–211) = …

9. 2.185 + 1.348 = …

10. –838 + 2.712 = …

11. 481 + 288 + (–495) = …

12. –537 + 463 + (–948) = …

13. 815 + (–547) + … = 600

14. 921 + … + 112 = 750

15. … + (–235) + 670 = 825

Latihan 2

1. –4 + 9 = ….

2. –5 + 3 = ….

3. 7 + (–2) = ….

4. 6 + (–6) = ….

5. –3 + (–5) = ….

6. –4 + 5 = ….

7. 3 + (–7) = ….

8. –2 + (–5) = ….

9. 4 + (–6) = ….

10. –6 + 8 = ..

Latihan 3

1. –3 + 7 = ….

2. 8 + –10 = ….

3. –20 + (–10) = ….

4. 12 + (–15) = ….

5. 9 + (–25) = ….

6. –30 + 25 = ….

7. –15 + 27 = ….

8. 40 + (–10) = ….

9. –25 + (–15) = ….

10. –30 + 30 = ……

Answer 2

Verified answer

Penjumlahan :
1. -10 + (-6) = -16
2. (-30) + 6 = -14
3. 30 + (-10) = 20

Pengurangan :
1. -20 - (-7) = -27
2. -6 - 3 = -3
3. 10 - (-6) = 10 + 6 = 16