9dam2 9m2 = .......... dam2
Điền số thích hợp ( viết dưới dạng gọn nhất ):
5286m =..........km
168cm =..........m
360m 45cm =..........m
45kg 36g =..........kg
9dam2 9m2 =..........dam2
360dm2 45cm2 =..........m2
5286m =....5,286......km
168cm =.....1,68.....m
360m 45cm =...360,45.......m
45kg 36g =....45,036......kg
9dam2 9m2 =....9,009.....dam2
360dm2 45cm2 =....3,6000045......m2
Trl :
5286m =....5,286......km
168cm =....1,68......m
360m 45cm =....360,45......m
45kg 36g =....45,036......kg
9dam2 9m2 =....9,09......dam2
360dm2 45cm2 =.....4,05.....m2
= 5,286km
=1,68 m
= 360,45m
=45,036kg
=9,09 dam2
= 3,6045m2
86m2 25cm2=...m2
3m2 9cm2
360 dm2 45cm2=...m2
45dm2 8cm2=...m2
9dam2 9m2=...dam2
7km2 45m2=...km2
135ha 5m2=km2
giúp e vs , bí quá huhu T_T
9dam2 9m2=????
9dam2 3m2 bằng bao nhiêu dam2
Viết số thích hợp vào chỗ '' .......... ''
1. 21km2 68dam2 = ............. dam2
2. 9km2 58dam2 = ............... dam2
3. 3km2 29dam2 = ............... dam2
4. 80m2 ......cm2 = 800138cm2
5. ....km2 9dam2 = 400009dam2
1.210068
2.90058
3.30029
4.138
5.40
viết các số đo dưới dạng số đo có đơn vị là dam2
2dam2 16m2 =.....dam2 46dam2 5m2 =....dam2
3km2 4cm2 =........dam2 32dam2 9m2 =....dam2
8dam2 62m2 =.....dam2 16 dam2 29m2 =....dam2
52dam2 40m2 =.....dam2 13hm2 24dm2 =....dam2
\(2dam^216m^2=2,16dam^2\)
\(\)\(46dam^25m^2=46,95dam^2\)
\(3km^24cm^2=30000,0004dam^2\)
\(32dam^29m^2=32,09dam^2\)
\(8dam^262m^2=8,62dam^2\)
\(16dam^229m^2=16,29dam^2\)
\(52dam^240m^2=52,4dam^2\)
\(13hm^224dm^2=1300,0024dam^2\)
16m2 = 1.6dam2
46dam2 5m2 = 465m2
3km2 4cm2 = 30004dam2
32dam2 9m2 = 329.9dam2
8dam2 62m2 = 862m2
16 dam2 29m2 = 1629m2
52dam2 40m2 = 5240m2
13hm2 24dm2 = 1324dam2
9m2 7 dm2 = dm2
5,34 km2 = dam2
9m2 7dm2= 907dm2
5,34km2= 53400 dam2
hok tốt
#sakurasyaoran#
trả lời :
9m2 7 dm2 = 907 dm2 ( 9m2 = 900 dm2 ; ta lấy 900 + 7 = 907 dm2 )
5,34 km2 = 53400 dam2 ( 1 km2 = 10000 dam2 ; ta lấy : 5,34 x 10000 = 53400 dam2 )
hok tốt
2) so sánh :
7 dam2 9m2............79 m2 12 km2 124 dam2...........1264 dam2
450 hm2..............35 km2 1 3/4kg ............1705g
1/4 km2..............25 ha 7 m254 dm2..............754 dm2
7 dam2 9m2 > 79 m2 12 km2 124 dam2 > 1264 dam2
450 hm2 > 35 km2 1 3/4kg > 1705g
1/4 km2 = 25 ha 7 m254 dm2 = 754 dm2
7 dm^2 9 m^2 > 79 m^2 12 km^2 124 dam^2 > 1264 dam^2
450 hm^2 < 35 km^2 1 3/4 kg > 1705 g
1/4 km^2 = 25 hm^2 7 m^2 54 dm^2 = 754 dm^2
7 dam2 9m2 > 79 m2 12 km2 124 dam2 > 1264 dam2
450 hm2 < 35 km2 1 3/4kg > 1705g
1/4 km2 = 25 ha 7 m254 dm2 = 754 dm2
1 viết số thích hợp vào chỗ chấm
12m 6 dm=.........m
8dm 5cm = ..........m
53hm 6 dm=............hm
627m 5dm= ...........km
500m2=.........cm2
37 hm2 9dam2=.............ha
15 dam2 68m2 =................ha
1578dam2 =.....................ha
19 dam2=................ha
12m 6dm = 12,6 m
8 dm = 5cm = 0,85 m
53 hm 6dm = 53,006 hm
k mk nha
12 m 6 dm = 12,6 m
8 dm 5 cm = 0,85 m
53 hm 6 dm = 53, 006 hm
627 m 5 dm = 0,6275 m
500 m2 = 5000000 cm2
37 hm2 9 dam2 = 37,09 ha
15 dam2 68 m2 = 0,1568 ha
1578 dam2 = 15,78 ha
19 dam2 = 0,19 ha
12m 6dm = 12,6 m
8dm 5cm = 85cm = 0,85m
53hm 6dm = 53,006 hm