4,23m = … m …dm…cm
87,34hm =…dam…m
5,2m =…m … dm
7,03m = =…m…cm
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
8 dam 53 m - 8 dam 51 m =..... Dm
61 dm 59 cm=......cm
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
viết số thích hợp vào chỗ chấm 1)14,24m=…m…cm 32,18m=….m…cm 2)2,6dm=…dm…cm 8,5dm=…dm…cm 3)4,18km=…m 5,27km=…m 4)18,2km=…m 76,4km=…m 5)6,9km=…dam 7,6km=…dam 6)5,187m=…cm 6,749m=…cm 7)75,2m=…km 69,4m=…km 8)2dm4mm=…m 5dm8mm=…m 9)9cm=…m 5cm=…m
Viết số thích hợp vào chỗ chấm:
1 dam = .......m 5 dam = ....... m 1hm = ....... dam
1hm = .......m 3hm = ....... m 5hm = .......dam
1cm = .......mm 2m = ....... dm 3m = .......cm
1 dam = 10 m 5 dam = 50 m 1hm = 10 dam
1hm = 100 m 3hm = 300 m 5hm = 50 dam
1cm = 10 mm 2m = 20 dm 3m = 300 cm
Số
1hm = …m
1 m = …dm
1 dam = …m
1 m = …cm
1hm = …dam
1cm = …mm
1km = …m
1m = ….mm
1hm = 100m
1 m = 10dm
1 dam = 10m
1 m = 100cm
1hm = 10dam
1cm = 10mm
1km = 1000m
1m = 1000mm
giải:
1hm = 100m
1 m = 10dm
1 dam = 10m
1 m = 100cm
1hm = 10dam
1cm = 10mm
1km = 1000m
1m = 1000mm
2m5cm=.....cm,m,dm 3m2dm=.....dm,m,cm 24dam4dm=.....dm,m,dam 6m6cm=.....cm,dm,m
2m5cm=205.....cm,m,dm 3m2dm=32.....dm,m,cm 24dam4dm=2404.....dm,m,dam 6m6cm=.606....cm,dm,m
Câu hỏi tương tự Đọc thêm Báo cáoToán lớp 5