1 yến = 10 kg
1 tấn = 10 tạ = 1000 kg
24 000 kg = 24 tấn
2 km2 45 m2 = 20045 m2
3 giờ 5 phút = 185 phút
1 tạ = 10 yến = 100 kg
1200 kg = 12 tạ
3 tấn 20 kg = 3020 kg
5200 kg = 5 tấn 2 tạ
1yen=.....................................kg
1tan=....................ta=............................kg
24 000kg=............................tan
1ta=...............................yen=....................................kg
12000kg=...............................................ta
3tan 20kg=.......................................kg
2km2 45m2=.....................................m2
5200kg=.............................tan=.................................ta
3gio 15phup=....................................phup
2 yen = ... kg
4 tan = ....ta = ... yen = ... kg
3 ta = ... yen = ... kg
23 yen =....kg 30kg=.
2 yen 5kg=......kg
4ta =.....kg
16 tan=.....ta
3ta 5kg=......kg
4tan40kg=.....kg
30kg=...yen
70 ta =....tan
500kg=.....ta
8000kg=....tan
1\2ta =......kg
1/2 ta= .....kg
1/10 tan =......kg
1/5 yen =.....kg
ai nhanh ma dung thi minh tick cho
Dung ghi D, sai ghi S
a, 5 gio kem 15 phut = 4 gio 45 phut
b, 3 m2 15 cm2 = 300150 mm2
c, 4/5 tan = 80 kg
d, 23/28 < 6/7
2 tan 5 ta = 2005 kg 1/3 gio ....<.... 30 phut 8m2 99dm2 <.4m2 24 nam ....>.. 1/4 the ki dien chu d vao o dung va chu s vao o sai
2 tan 347 kg = .........kg 4215 kg = ....tan .......kg
4 tan 5 kg = ..........kg 659 kg = .......ta ........kg
\(\frac{3}{5}m^2=....cm^2\) \(\frac{4}{5}km^2=........m^2\) 2 gio 15 phut = ........phut \(\frac{2}{5}phut=...........giay\)
12 ta 4 yen = ........yen 46723 g = .......kg .......g
