Bai 1 . 30 cm3 = .... dm3
105 cm3 = ....dm3
1,62 dm3 = ....m3
12,5 dm3 = ....cm3
40 m3 = ....cm3
0,54 m3 = ....dm3
4090 dm3 = .... m3
2m3 3dm3 = .... dm3
bai 2. dung ghi d sai ghi s
a.3/5m3>400l b)3/5 m3=400l c)3/5 m2 > 400l
bai 3. mot khoi sat co the tich 3 dm3 can nang 23,4 kg.hoi 1 thoi dat co the tich 200 cm3 can nang bao nhieu ki lo gam
ai giai ro rang nhanh mk tick