A) 8,6352m²=...m² ...dm² ...cm²
B) 15,5km² =...hm² ...dam²
A) 5dam² 39 m² = ... dam²
B) 82 dam² 51 m² = ... dam²
C) 8,6352m² = ...m²... dm² ... cm²
D) 39 m² 8 dm² = ... m²
\(A.5dam^239m^2=5,39dam^2\\ B.82dam^251m^2=82,51dam^2\\ C.8,6352m^2=8m^263dm^252cm^2\\ D.39m^28dm^2=39,08m^2\)
Số ?
1km = ...hm
1m = …dm
1km =…m
1 m =…cm
1 hm =…dam
1 m = ...mm
1hm =…m
1 dm =…cm
1 dam =…m
1 cm =…mm.
1km = 10 hm
1m = 10 dm
1km =1000 m
1 m =100 cm
1 hm =10 dam
1 m = 1000 mm
1hm =100 m
1 dm =10 cm
1 dam =10 m
1 cm =10 mm.
Số ?
8 hm = ….m
8 m = ….dm
9 hm = ….m
6 m = ….cm
7 dam = ….m
8 cm = ….mm
3 dam = ….m
4 dm = ….mm
8 hm = 800 m
8 m = 80 dm
9 hm = 900 m
6 m = 600 cm
7 dam = 70 m
8 cm = 800 mm
3 dam = 30 m
4 dm = 400 mm.
8 hm = 800 m
8 m = 80 dm
9 hm = 900 m
6 m = 600 cm
7 dam = 70m
8 cm = 800mm
3 dam = 30 m
4 dm = 400 mm
TL:
8 hm = 800 m
8 m = 80 dm
9 hm = 900 m
6 m = 600 cm
7 dam = 70 m
8 cm = 800 mm
3 dam = 30 m
4 dm = 400 mm.
HT
Số ?
a) 125 dm = ........ m .........dm
3672 cm = .......... m .......... dm .......... cm
b) 275 dam = .......... km ......... dam
1975 m = ......... km ......... hm .......... m
a) 125dm = 12m5dm
3672cm = 36m7dm2cm
b) 275dam=2km75dam
1975m=1km9hm75m
125 dm=12 m 5dm
3672cm=36m7dm2cm
275dam 2km75dam
1975m=1km9hm75m
a) 125 dm = 12 m 5 dm
3672 cm = 36 m 7 dm 2 cm
b ) 275 dam = 2 km 75 dam
1975 m = 1 km 9 hm 75 m.
HT
125m =....dm 27cm=....mm 7600m=....dam 3000m=....hm 17 yến 1kg =.........yến 400kg=......tạ 5kg 4g=.....kg 12m 42cm=......cm 4kg 247g=......g 4kg 20g=......g 41 tấn=......kg 12m=......hm 600m=......hm 9m=.....dam 93m=.....hm 3kg 7g=......yến 7kg 8dag=.....g 3264g=.....kg......g 1845kg=......tấn.......kg 9575g =......kg......g 15 tạ 4 yến=......kg 3hg 4dag=.......g 5 tạ 4 yến=.......kg 462 dam=.......m.......dam 4650m vuông=......hm vuông.......dm vuông 24m vuông=.....dm vuông 1m vuông 24 m vuông=.....cm vuông 1372cm=.....m......cm 4037m=........km......m 7kg=.....m 3000kg=.....tạ 7hm vuông=....2m vuông 27dam vuông=......m vuông 4km vuông=......dam vuông 8m vuông= dag vuông 123 m vuông=......hm vuông 2 dam vuông 12m vuông=.....dam vuông 5m vuông 24 dag vuông =......hm vuông 7 dag vuông 26m vuông =.....dag vuông 9hm vuông 45 dag vuông =.....hm vuông
Cái gì thế này???
125m = 1250dm
27cm = 270mm
7600m = 760dam
3000m = 30hm
17 yến 1kg = 17,1 yến
400kg = 4 tạ
5kg 4g = 5,004kg
12m 42cm = 1242cm
4kg 247g = 4247g
4kg 20g = 4020g
41 tấn = 41000kg
12m = 0,12hm
600m = 6hm
9m = 0,9dam
93m = 0,93hm
3kg 7g = 0,3007 yến
7kg 8dag = 7080g
3264g = 3kg 264g
1845kg = 1 tấn 845kg
9575g = 9kg 575g
15 tạ 4 yến = 1540kg
3hg 4dag = 340g
5 tạ 4 yến = 540kg
462 dam = .......m .......dam => 462dam = 4620m
4650m2 = .......hm2 .......dm2 => 4650m2 = 465000dm2
24m2 = 2400dm2
1m2 24m2 = 250000cm2
1372cm = 13m 72cm
4037m = 4km 37m
7kg = .....m => 7kg = 7000g
3000kg = 30 tạ
7hm2 = ....2m2 => 7hm2 = 70000m2
27dam2 = 2700m2
4km2 = 40000dam2
8m2 = dag2 => 8m2 = 0,08dam2
123m2 = 0,0123hm2
2dam2 12m2 = 2,12dam2
5m2 24dag2 = ......hm2 => 24dam2 5m2 = 0,2405hm2
7dag2 26m2 = .....dag2 => 7dam2 26m2 = 7,26dam2
9hm2 45dag2 = .....hm2 => 9hm2 45dam2 = 9,45hm2
93 100= bao nhiêu đề cm 2
Tính
a) 25dam + 42dam = .....dam
83hm – 75hm = .....hm
13km x 5 = .....km
b) 672m + 314m = .....m
475dm – 56dm = .....dm
48cm : 6 = .....cm
a) 25dam + 42dam = 67dam
83hm – 75hm = 8hm
13km x 5 = 65km
b) 672m + 314m = 986m
475dm – 56dm = 419dm
48cm : 6 = 8cm
1 dm vuông 23 cm vuông=...cm vuông
2 m vuông 4 dm vuông=....dm vuông
30 mm vuông 5 dm vuông=...dm vuông
30 dam vuông 10m vuông=....m vuông
20 hm vuông 6 đảm vuông=....dam vuông
40km vuông 2 hm vuông=....hm vuông
Các bạn giải nhanh giúp mk nha mk cần gấp
1 dm2 23 cm2 = 123 cm2
2 m2 4 dm2 = 204 dm2
30 mm2 5 dm2 = 5,003 dm2
30 dam2 10 m2 = 10,3 m2
20 ha 6 dam2 = 2006 dam2
40 km2 2 ha = 4002 ha
1 dm2 23 cm2 = 123 cm2
2 m2 4 dm2 = 204 dm2
30 mm2 5 dm2 = 5,003 dm2
30 dam2 10 m2 = 10,3 m2
20 hm2 6 dam2 = 2006 dam2
40 km2 2 hm2 = 4002 hm2
6017 dm=..............m=.............dam.
0,45 dam=.............km=.............m.
62,64 m=..............hm=..............km.
79,734mm=..............m=.............km.
50000 km=...........dam=..............cm.
0,00008 m=.............hm=.............mm.
PLZ!!!! Help me guys!!!!
6017 dm=.......601,7.......m=...60,17..........dam.
0,45 dam=.....0,045........km=......45.......m.
62,64 m=......0,6264........hm=......0,06264........km.
79,734mm=.....0,79734.........m=.....0,00079734........km.
50000 km=.....5000000......dam=.......5000000000.......cm.
0,00008 m=......0,0000008.......hm=.....0,08........mm.
6017dm=601,7m=60,17dam
0,45dam=0,0045km=4,5m
62,64m=0,6264hm=0,06264km
79,734mm=0,079734m=0,000079734
50000km=5000000dam=50000000000cm
0,00008m=0,0000008hm=0,08mm
chuc bạn hoc tot!
1. Viết số thích hợp vào chỗ chấm : 28 cm = ........... mm 312m = ...........dm 3000cm = .....m 730cm = .......dam 105dm = ............cm 15km = ............ m 4500m = ..... hm 18000m = ..... km 7m 25 cm = .............. cm 165 dm = ........ m .......... dm 2km 58 m = .................. m 2080 m = ............ km .......... m
280mm
3120dm
30m
0,75dam
1050cm
15000m
45hm
18km
725cm
1m65dm
5058m
2km80m
28 cm = 280 mm
312 m = 312 dm
3000 cm = 30 m
730 cm = \(\frac{730}{1000}\)dam
105 dm = 1050 cm
15 km = 15000 m
4500 m = 45 hm
18000 m = 18 km
7 m 25 cm = 725 cm
165 dm =16 \(\frac{5}{10}\)m
1. Viết số thích hợp vào chỗ chấm : 28 cm = 280mm 312m = 31,2.dm 3000cm = ..30m 730cm = ..0,73...dam 105dm = .....1050.......cm 15km =15000. m 4500m = .45. hm 18000m = ..18. km 7m 25 cm = ...725........ cm 165 dm = ..16m ........5.. dm 2km 58 m = ....2058........ m 2080 m = .........2.. km ..80...... m