Soal:

By Posted on

1. 800 + 70 =
2. 70 + 800 = …
3. 650 + 30 = …
4. 30 + 650 = …
5. 780 – 120 = …
6. 120 – 780 = …
7. 580 + (-20) = …
8. 580 – 20 = …
tolong nyah dijawab ,dng cara kerja nya​

Soal:

Jawaban:

1.870

2.870

3.680

4.680

5.800

6.800

7.560

8.560