Tính a) 5m2 + 35 dm2 = ... m2 2m2 + 1350 cm2 = .... m2 3m2 + 25 cm2 = ....m2 3 km2 + 5 hm2 = .....km2
Giải thích
a) 5m2 + 35 dm2 = 5,35 m2
2m2 + 1350 cm2 = 2,1350 m2
3m2 + 25 cm2 = 3, 0025 m2
3 km2 + 5 hm2 = 3, 05 km2
a) 5m2 + 35 dm2 = 5,35 m2
2m2 + 1350 cm2 = 2,1350 m2
3m2 + 25 cm2 = 3, 0025 m2
3 km2 + 5 hm2 = 3, 05 km2