1 dm2 = 100cm2 nên 0,9 dm2 = 90cm2
255,9 dm2 = 255dm2 và 90cm2
35 dm2 = ………cm2 30 dm2 56 cm2 = …..cm2 8 dm2 9 cm2 = ……..cm2 23 m2 = ……….dm2 | 3m2 5 dm2 = ……..dm2 1 m2 4 cm2 = ………cm2 6300 dm 2 = ……….m2 1 m2 4 dm2 = ………cm2 | 4000 cm2 = ….. dm2 1800dm2 40000 cm2 = ……m2 1070000 cm2 = ………m2 7m2 200 cm2 = ……dm2 |
6km2 23456m2=.......km2....hm2..........dam2=..........m2......................km2
5km2 246dam2=.........km2..........hm2..............dam2=,,,,,,,,,,,m2............km2
57932cm2=.........m2................dm2.........cm2=....m2
5,405m2=....m2........................dm2..........cm2................cm2=...............dm2
37805cm2=......m2........dm2.........cm2=..........m2
57950cm2=..............m2.............dm2...................cm2=...........dm2
53 dm2 26 cm2 = dm2 48 dm2 95 dm2 = dm2
12 ha =................., 2500 dm2 =.............., 140000 cm2 =.................., 8 m2 26 dm2 =...................., 20 m2 4 dm2=.............
5 km2 =................, 90000 dm2 =..............., 1070000 cm2 =...................,45 dm2=..................., 7 m2 7 dm2 =.....................
giải giúp mik nhé
a) 56 dm2=... m2
b) 17 dm2 23 cm2=...dm2
c) 23 cm2=... dm2
d) 2 cm2 5 mm2=...cm2
a,15dm2=....cm2
20dm25cm2=....cm2
27m2=....cm2
68m25dm2=....dm2
b,8000cm2=...dm2
1132cm2=....dm2.....cm2
5100dm2=....m2
384dm2=....m2...dm2.
giúp mình với.
38m225dm2= ............................dm2 15dm29cm2 = ..............................cm2 10cm26mm2=..............................mm2 5hm230m2= ..............................m2 198cm2= ...........................dm2 ......................cm2 2080dm2=....................m2 ....................dm2 3107mm2= ..................cm2 ...................mm2 45908 m2 = .................hm2 ...............dam2 ........
70,08 dm2 = .........dm2 ..........mm2
15769 cm2=......m2 ............cm2
1phần100m2=.........cm2
5 phần 20dm2 8cm2=........cm2
Câu 9: Viết số đo diện tích thích hợp vào chỗ chấm: 198 cm2 = ….dm2 ….cm2 , 2080 dm2 = …. m2 ….dm2 *
