Viet vao cho cham cm,dm hoac m cho thich hop.
Quyen truyen dai Cai ban dai Chai nuoc dai
khoang 20..... khoang 2..... khoang 3.....
a x3 + a + a + a x 4 = a x.......so nao thich hop dien vao o trong
4,8,12,...,40
50,45,40,...,20
tim so thich hop dien vao cho trong
Dien so thich hop vao o trong 1dm cm 10cm dm
thay chu so thich hop vao dau *
2<21 48<4*9<5*0
viet cm hoac dm vao cho cham thich hop :
chieu cao cua mot bn 11...
do dai cua cai ban 60...
do dai gang tay 2...
do dai cuon sach 24 ...
đien 3 so thich hop vao tong sau roi tinh
1+3+4+7+11
thay dau * bang nhung chu so thich hop:
** + ** = *97
Dien dau ><= vao cho trong trong thich hop
111...111 123...456 156...213
126...158 126...453 154...123
125...125 156...153 156...561
ai lam nhanh minh tick nha
