Question

Помогите с математикой 3 клас​

Answer 1

1 km- 1 m = 999 m

1 km - 100 m = 900 m

4 km 370 m - 300 m = 4 km 70 m

16 km 200 m + 4 km = 20 km 200 m

6 km + 700 m = 6 km 700 m

10 km 100 m - 90 m = 10 km 10 m