8m2 4dm2 =..... m2
8m2 5dm2 = m2 vì sao
dien dau ><= 8m2 5dm2 ... 8,05 m2
a, 154 000cm3 = .....................dm3
b,8m2 5dm2 = .........................m2
42dm4cm=...dm; 6,5ha=...m2; 2dm2 5mm2=...dm2; 300g=...kg; 12,5dm=...dm...mm; 8m2 15cm2=...m2
5ha 8m2 = .....m2
giải thích tại sao 8m2 5dm2 > 8,005 m2?
a) 2/5 dam2=…m2, 3/4 hm2=…m2, 5/8 km2=…m2,
b) 2/5 m2=…dm2, 3/4m2=…cm2, 5/8m2=…mm2