5 tan : 2 ta = 25 ta
7 ta + 26 kg =726 kg
7 dm2 + 42 mm2 = 70042 mm2
4 ha - 25 dam2 = 375 dam2
9km - 3 hm = 870 dam
6m : 3dm = 20dm
8m : 2m = 4m
7mm x 8mm = 56mm
5 tấn ÷2= kg 4ha - 25 dam2= dam2
726000g
25 tạ
70042mm2
375dam2
87dam
0,2 dm
4m
56mm