Question

[mai khanh huyen]

dien so hoac phan so thich hop vao cho cham 

4km2 62ha = ........m2 

4575m = .................km .......................m 

37054mm =................m ................. mm

5687kg = ............... tan .................kg 

4087 g =......kg .................g

6434dam2 =.................ha ..........m2

834mm2 =..........cm2 ..........mm2

Answer 1

[Triệu Mẫn]

4 km² 62 ha = 4 620 000 m²

4575 m = 4 km 575 m

37054 mm = 37 m 54 mm 

5678 kg = 5 tấn 687 kg

4087 g = 4 kg 87 g 

6434 dam² =  64 ha 3400 m²

834 mm² = 8 cm² 34 mm²