38m225dm²= .......4025........dm²
15dm29cm² = ............1529............cm²
10cm26mm²=...........1026............mm²
5hm230m²= .............50230.................m²
198cm²= .......1,98.....dm²
2080dm²=......20,8.....m²
3107mm²= ....31,07......cm2
45908 m² = ....4,5908....hm2 = ..459,08... dam²
8 dam ² = .......800......... m²
300 m² = .......3.......dam²
20 hm² = ........2000........ dam²
2100 dam² = ......21....... hm²
5 cm² = .......500.......... mm²
900 mm ² = ......9....... cm²
Bài 5: Viết các số đo sau dưới dạng là mét vuông: 9m215dm²=.......................................................92,15.......................................................m² 21m28dm²=.............................................21,28.................................................................m² 73dm²=.....................................................0,73...............................................................m² 7m225dm²=..................................................72,25..............................................................m² 105m27dm²=....................................................105,27........................................................m² 45cm²=............................................................0,0045.........................................................m²
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