tim mot so co 3 chu so biet neu viet them chu so 1 vao ben phai so do ta duoc so moi gap 3 lan so co duoc bang cach viet them chu so 2 vao ben tri so do
nho giai het ra cho to nhe
Bai :1:Viet cac phan so thap phan sau duoi dang so thap phan :
24/36
Bai :2:Viet so thap phan thich hop vao cho cham :
9dm8cm5mm=..............dm
2m6dm3cm=.................m
Bai :3:12 nguoi lam xong mot cong viec trong 4 ngay . Hoi 32 nguoi lam xong cong viec do trong bao nhieu ngay ?
giai nhanh vao nha may ban va nho la giai han ra day nhe !!!!!!!!!!thanksssssssssss!!!!!!!!!!!!!!!!!
tim so co ba chu so biet rang neu viet them chu so 1 vao ben phai so do thi ta duoc mot so gap 3 lan so co duoc bang cach viet them chu so 2 vao ben trai so do
giúp mình với nhé! cach giai bai toan cho 2 so thap phan la 26.9 va 101.6,tim 1 so sao cho khi them so do vao so 26.9 va bot so do di o so 101.6 ta duoc 2 so moi co ti so la 3
viet them 3 so hang vao moi day so sau
1;2;3;4;8;32;...;...;...
1/2;3/5;8/13;21/34;...;...;...
ca cach giai nhe
cho phân số 71/118 tìm so b de khi them b vao tu so va bot mau so di b don vi ta duoc phan so moi bang phan so 3/4
ban nao ghi cach giai ra gium minh like cho nghen !
Hay viet them 3 chu so vao sau so 123 de duoc mot so chia het cho 1001 .
1 so duoc viet = 2012 chu so 9 hoi phai them vao so do bao nhieu don vi de duoc so chia het cho 45 ?
Bai 1:hay viet so thich hop vao cho cham de tim 12,5%cua 300
.........%cua 300 la..............
...........%cua 300la...........
...........% cua300la ...........
