8,05 dm2 =805…
8dm2 2cm2 =8,02…
5dam2 2m2 =…m2
14m2 =…hm2
5ha 7dam =…ha
10tấn 512kg =…tấn
517m2 315 cm2 =…m2
Giúp tớ nha
8 m 91 cm = ................ m
6 m 3 cm = .............. m
5 m 3 mm = ..................... m
8 m 3 dm = .................... m
1750 mm = ................. m
234,5 cm = ........................... m
12 cm = ............................ m
5,5 m = ............................ cm
5,32 m = .............................. cm
9,375 m = ................................ cm
9 m 81 cm = ................................ cm
6 mm = .................................. cm
3,7 dm = ........................... cm
0,05 m = ............................ cm
805 m vuông = ha
901 m= ...km...m= ...,...km
345 cm= ...m...cm= ...,...m
409 cm= ...m...cm= ...,...m
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
805 m vuong = ha
805 m2 = ..... ha
42 dm 4 cm =...........dm
56 cm 9 mm =..............cm
26 cm 9 mm =...........cm
34 m 5 cm =...........m
345 cm =............m
Bài 9: Viết số thích hợp vào chỗ chấm a) 3,5m= ..........m..........dm 4,10m = .........m..........cm 2,09m=.............m..........cm 5,60m =..........m..........dm b) 7,800m =...........cm 1090mm =............cm............mm 4,7mm=..............cm............mm 9,4cm =................cm...........mm Bài 10: Viết số thích hợp vào chỗ chấm a) 3,5 m=.......... dm 2,13 km = ......... dam 1,2 dam=............. m 5,89 hm =.......... m b) 3200m =...........km 420m =............km 15m=..............km 9m =................km