a)3km2 372m2=.....km2 b)4ha 15m2=........ha
c)7km2 m2=.......km2 d)93dam2 400m2=......dam2
km2 là ki-lô-mét vuông,m2 là mét vuông,dam2 là đề ca mét vuông
Những câu hỏi liên quan
3km2 7km2 =..............................km2
2dam2 59dm2= ........................dam2
3hm2 6m2=....................m2
15m2 26cm2=................m2
7m2 205cm2=..................m2
Mấy đơn vị đo có số 2 sau cùng là mét vuông nha,ai làm đúng tick 3 cái liền
3km2 7km2 =10 km2
2dam2 59dm2= 2,0059dam2
3hm2 6m2=30006 m2
15m2 26cm2=15,0026 m2
7m2 205cm2=7,0205 m2
Đúng 1
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34dm2 = ............m2
1632m2 = ............dam2
5ha = ............km2
1569dam2 = ............km2
56cm2 = ............dm2
3605m2 = ............ha
354ha = ............km2
375mm2 = ............ dm2 ( số 2 ở cuối có nghĩa là vuông vd mi li mét vuông )
34dm2 =3400m2
1632m2 =16,32dam2
5ha = 0,05km2
1569 dam2 =1,569km2
56cm2 = 0,56 dm2
3605m2= 3,605m2
354ha = 3,54m2
375mm2= 0,0375dm2
Nhớ cho mik nha.Hok tốt
Viết các số đo diện tích sau đây dưới dạng số đo đơn vị số đo có đơn vị là:A) Mét vuông17m2 5dm2 .............m2 32m2 15dm2 ..................m2975dm2 ................m2 47dm2 ......................m2b)Ki-lô-mét vuông:3km2 275000m2 ................km2. 10km2 68000m2 ..................km2574ha .................km2. ...
Đọc tiếp
Viết các số đo diện tích sau đây dưới dạng số đo đơn vị số đo có đơn vị là:
A) Mét vuông
17m2 5dm2 = .............m2 32m2 15dm2 = ..................m2
975dm2 = ................m2 47dm2 = ......................m2
b)Ki-lô-mét vuông:
3km2 275000m2 = ................km2. 10km2 68000m2 = ..................km2
574ha = .................km2. 98ha= ......................km2
Bài 1: Viết các số đo diện tích sau:
a) Bốn trăm linh năm đề-ca-mét vuông.
b) Năm nghìn ba trăm hai mươi mốt mi-li-mét-vuông.
c) Mười chín nghìn không trăm hai mươi héc – tô - mét vuông.
d) Một triệu chín trăm năm mươi bảy xăng-ti-mét vuông
Bài 2: Viết số thích hợp vào chỗ chấm:
a) 8 dam2 …..m2
7 hm2 …. m2
13 km2 …. hm2
b) 2100 dam2 …..hm2
8000 dm2 ….m2
50 000 m2 ….hm2
c) hm2 …. m2
d) km2 ….hm2
Bài 3: Viết số thích hợp vào chỗ chấm:
a) 38 m2 25 dm2 …. dm2
15dm2 9cm2 ….cm2
1hm2 15da...
Đọc tiếp
Bài 1: Viết các số đo diện tích sau:
a) Bốn trăm linh năm đề-ca-mét vuông.
b) Năm nghìn ba trăm hai mươi mốt mi-li-mét-vuông.
c) Mười chín nghìn không trăm hai mươi héc – tô - mét vuông.
d) Một triệu chín trăm năm mươi bảy xăng-ti-mét vuông
Bài 2: Viết số thích hợp vào chỗ chấm:
a) 8 dam2 = …..m2
7 hm2 = …. m2
13 km2 = …. hm2
b) 2100 dam2 = …..hm2
8000 dm2 = ….m2
50 000 m2 = ….hm2
c) hm2 = …. m2
d) km2 =….hm2
Bài 3: Viết số thích hợp vào chỗ chấm:
a) 38 m2 25 dm2 = …. dm2
15dm2 9cm2 = ….cm2
1hm2 15dam2 = ….m2
b) 198 cm2 = ….dm2 ….cm2
2080 dm2 = …. m2 ….dm2
6027hm2 = …km2 ….hm2
Bài 4: Đổi cùng đơn vị đo rồi điền dấu > < = thích hợp vào chỗ chấm:
5 m2 8 dm2 …. 58 dm2
910 hm2 ….91 km2
7 dm2 5cm2 … 710 cm2
8 cm2 4 mm2 ….cm2
Bài 5: Người ta lát sàn một căn phòng hình chữ nhật có chiều dài 6m, chiều rộng 4 m bằng những mảnh gỗ hình chữ nhật có chiều dài 120cm, chiều rộng 20cm. Hỏi cần bao nhiêu mảnh gỗ để lát kín căn phòng đó?
Giải
……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
Bài 6: Người ta trồng ngô trên một thửa ruộng hình chữ nhật có chiều rộng 60 m, chiều dài bằng chiều rộng.
a) Tính diện tích thửa ruộng đó.
b) Biết rằng, trung bình cứ 100 m2 thu hoạch được 30 kg ngô. Hỏi trên cả thửa ruộng đó, người ta thu hoạch được bao nhiêu tạ ngô?
Giải
……………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………………...
Giúp mik với,mik cần gấp
bài 1
a]405 dam2
b]5321 mm2
c]19020 ha2
d]1957 000 000 cm2
tạm thời thì mình chưa làm được bài 2 bạn nhé xin lỗi bạn nhiều
Viết số hoặc chữ thích hợp vào ô trống
Đọc
Viết
Chín trăm hai mươi mốt ki-lô-mét vuông
Hai nghìn ki-lô-mét vuông
509
k
m
2
320 000
k
m
2
Đọc tiếp
Viết số hoặc chữ thích hợp vào ô trống
| Đọc | Viết |
|---|---|
| Chín trăm hai mươi mốt ki-lô-mét vuông | |
| Hai nghìn ki-lô-mét vuông | |
| 509 k m 2 | |
| 320 000 k m 2 |
| Đọc | Viết |
|---|---|
| Chín trăm hai mươi mốt ki-lô-mét vuông | 921 k m 2 |
| Hai nghìn ki-lô-mét vuông | 2000 k m 2 |
| Năm trăm linh chín ki-lô-mét vuông | 509 k m 2 |
| Ba trăm hai mươi nghìn ki-lô-mét vuông | 320 000 k m 2 |
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Viết tiếp vào ô trống cho thích hợp:
Đọc
Viết
Ba trăm hai mươi lăm ki-lô-mét vuông
Chín nghìn năm trăm ki-lô-mét vuông
707
k
m
2
503 000
k
m
2
Đọc tiếp
Viết tiếp vào ô trống cho thích hợp:
| Đọc | Viết |
| Ba trăm hai mươi lăm ki-lô-mét vuông | |
| Chín nghìn năm trăm ki-lô-mét vuông | |
| 707 k m 2 | |
| 503 000
k
m
2
|
Hướng dẫn giải:
| Đọc | Viết |
| Ba trăm hai mươi lăm ki-lô-mét vuông | 325 k m 2 |
| Chín nghìn năm trăm ki-lô-mét vuông | 9500 k m 2 |
| Bảy trăm linh bảy ki-lô-mét vuông | 707 k m 2 |
| Năm trăm linh ba nghìn ki-lô-mét vuông | 503 000
k
m
2
|
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1)Đúng ghi Đ,sai ghi S
a)14 ha100m2 : 30 = 46 dam2 70 m2........
ha=héc ta
m2=mét vuông
dam2=đề ca mét vuông
14m vuông 12dm vuông = ,........ dm2 ( số 2 to là mét vuông nha )
5m2 7dm2 =............... m2
4m3 52 dm3 = ................ m3 ( m khối )
3dm3 8cm3 =........................ dm3
6 ha 7dam2 = ................. dam2
7 km2 7 ha = ...................km2
4,23 dm3 = ...................... cm3
7500 cm3 = .......................... cm3
Viết các số đo dưới dạng số đo có đơn vị là đề-ca-mét vuông (theo mẫu):Mẫu:
8
d
a
m
2
33
m
2
8
d
a
m
2
33
100
m
2
8
33
100
...
Đọc tiếp
Viết các số đo dưới dạng số đo có đơn vị là đề-ca-mét vuông (theo mẫu):
Mẫu:
8
d
a
m
2
33
m
2
=
8
d
a
m
2
33
100
m
2
=
8
33
100
d
a
m
2
67
d
a
m
2
51
m
2
=
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
.
82
d
a
m
2
7
m
2
=
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
…
67 dam2 51m2 = 67 dam2 + 
m2 = 
dam2
82 dam2 7m2 = 82dam2 + 
m2 = 
dam2
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