Step-by-step explanation:

Row of kilometers:

3 kilometer

5 kilometer

Row of meter:

1000 meter

3000 meter

4000 meter

Row of mm:

2,000,000 mm

4,000,000 mm

5,000,000 mm

Answer:

FIRST COLUMN:

1 km

1,000meter

1,000,000mm

SECOND COLUMN:

2km

2,000meter

2,000,000mm

THIRD COLUMN:

3km

3,000meter

3,000,000mm

FOURTH COLUMN:

4km

4,000meter

4,000,000mm

FIFTH COLUMN:

5km

5,000meter

5,000,000mm