30,5m2 = ...........30........m2.........50.........dm2
3,05m2 = ..............3....m2............5........dm2
0,335m2 = .....33.........dm2...............50......cm2
7,0008 dm2 = .....7....dm2............8.......mm2
700,8 dm2 = .....700....dm2..........8000...........mm2
25 km2 2dam2 = .......25,0002...........................km2
25 m2 2dm2 = ................25,02.......................m2
567 dam2 2m2 = ...................567,02............dam2
567 dam2 2m2 = ................56702.................m2
205 hm2 2dam2 = ...............2050200.................m2
 

0,5m2 = ...........30........m2.........50.........dm2
3,05m2 = ..............3....m2............5........dm2
0,335m2 = .....33.........dm2.......50......cm2
7,0008 dm2 = .....7....dm2............8.......mm2
700,8 dm2 = .....700....dm2..........8000...........mm2
25 km2 2dam2 = .......25,0002.........km2
25 m2 2dm2 = ................25,02.........m2
567 dam2 2m2 = ..............567,02......dam2
567 dam2 2m2 = .........56702............m2
205 hm2 2dam2 = ..........2050200...m2
học tốt nha

 ĐÁP ÁN :
30,5m2 = ...........30........m2.........50.........dm2
3,05m2 = ..............3....m2............5........dm2
0,335m2 = .....33.........dm2...............50......cm2
7,0008 dm2 = .....7....dm2............8.......mm2
700,8 dm2 = .....700....dm2..........8000...........mm2
25 km2 2dam2 = .......25,0002...........................km2
25 m2 2dm2 = ................25,02.......................m2
567 dam2 2m2 = ...................567,02............dam2
567 dam2 2m2 = ................56702.................m2
205 hm2 2dam2 = ...............2050200.................m2 
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