1. Dien so hoac hoac ten don vi vao cham0,49=490............. 2km 50m=.................m16 ta 40 kg=...........tan 1280g=1,28................5m2 8dm2 =508............ 0,364 m2=................dm27,084m2=............m2.........dm2 9m2 15dm2=9,015..........2 gio 15...
Đọc tiếp
1. Dien so hoac hoac ten don vi vao cham
0,49=490............. 2km 50m=.................m
16 ta 40 kg=...........tan 1280g=1,28................
5m2 8dm2 =508............ 0,364 m2=................dm2
7,084m2=............m2.........dm2 9m2 15dm2=9,015..........
2 gio 15 phut=...........gio 150 giay=............phut........giay
