72780m2 =7,278 hm2 0,3km2=30 hm2
4015m2=0,4015 hm2 20,68dam2 =0,2068 hm2
1403dam2 =14,03 hm2 10,08m2=0,1008 hm2
nhớ tk nha bạn hiền
72780m2 =7,278 hm2 0,3km2=30 hm2
4015m2=0,4015 hm2 20,68dam2 =0,2068 hm2
1403dam2 =14,03 hm2 10,08m2=0,1008 hm2
nhớ tk nha bạn hiền
viet cac so sau duoi dang so do co don vi do la hec ta
72780mvuong hec ta
4015mvuong hec ta
1403damvuong hec ta
0,3kmvuong hec ta
20,68damvuong hec ta
10,08mvuong hec ta
Viet cac so do sau duoi dang so do co don vi la m3 :
5cm3; 2306cm3; 0,2cm3; 42dm3; 10,6dm3; 0,9dm3.
viet cac so duoi dang so thap phan
a. co don vi do la kg : 4kg 650g ; 7kg 85g.
b. co don vi do la tan : 3 tan 567kg ; 12tan 27kg.
viet cac so do duoi dang so thap phan
a. co don vi do la km : 650m ; 3km 456m ; 7km 35m
b. co don vi do la m : 5m 6dm ; 2m 5cm ; 8m 94mm
Viet cac so do sau duoi dang so do co don vi la ki-lo-met vuong
1000ha; 125ha; 12,5ha; 3,2ha
viet cac so do sau duoi dang so do co don vi la met vuong
34dm2 =....................
5290cm2=..............................
4ha=.................
3,2km2=.................................
0,5km2=.............................
0,15 ha=............................
viet cac so do sau duoi dang so do co don vi la m2 ( chu y : ko phai la so thap phan )
4m2 26dm2 = ........
9m2 156cm2=
45m2 45dm2 =
87dm2 =
Ai giai dung mk se tick
1.viet cac so do sau duoi dang so do co don vi la mi li met:a)10,4dm b]5,75cm c]0,856m
2.Tim so tu nhien x biet
2,5 *......<7
bài 1;viết các số đo sau dưới dang số đo có đơn vị là Héc-ta
72780m2=......................
4015m2=....................
1402dam2=................
0,3km2=..................
20,68dam2=...............
10,08m2=................
viết kết quả ra nhé