moi nguoi oi em dang gap lam moi nguoi giup em cau nay tinh hieu biet so bi tru la so lon nhat co 3 chu so so tru la so lien sau cua so nho nhat co 3 chu so

bai 12:Mot vuon co so cay buoi bang 1phan2 cay cam,biet so cay cam bang so chan lon nhat co 3 chu so.Hoivuon do co tat ca bao nhieu cay buoi va cam?

bai 13:tim tich cua so nho nhatco ba chu so khac nhau voi so chan lon nhat co mot chu so.

bai 14:tim mot so,biet rang giam so do di 5 lan sau do them 10 don vi thi duoc so le nho nhat co hai chu so.

bai 15:tim mot so biet rang neu gap so do len 4 lan,duoc bao nhieu lai gap len 6 lan thi duoc 360.

bài 1: a) binh nghi ra mot so .Biet rang so lon nhat co hai chu so hon so do la 65.tim so binh da nghi.

b) an nghi ra mot so. biet rang so do be hon so be nhat co ba chu so la 15. tim so an da nghi.

bai 2: tu ba chu so 5, 2, 3 an lap duoc so lon nhat va so be nhat co mat du ba chu so do , roi tinh hieu hai so vua lap duoc . hieu do la bao nhieu ???nhanh len nhe mik dang can rat gap 

cho 1 phep tru. biet rang tong cua so bi tru, so tru va hieu bang bay tram muoi bon. so bi tru lon hon so tru hai tram ba muoi tu. tim so bt va so tru.

loi giai day du nha

tim hieu cua so lon nhat co bon chu so va so be nhat co bon chu do ,biet rang tong cac chu so cua moi so do bang 15.

tim mot so biet rang so do tru di so lon nhat co hai chu so thi duoc so lien sau cua so benhat co bon chu so khac nhau

tim hieu cua so lon nhat co 3 chu so co tong cac chu so la 17 va so be nhat co 3 chu so co tong cac chu so bang 17

hieu cua hai so 444.biet rang tru so bi trubang mot so tru hieu la 123.hoi so bi tru va so tru

trong mot phep du ,biet so chia la so chan lon nhat co mot chu so, thuong bang 245 va biet so du la so lon nhat co the co .tim so bi chia cua phep ting do?

an co so bi la so lon nhat co 2 chu so . biet 1phan 3 so bi cua an nhieu hon 1 phan 4 so bi cua cuong la 17 vien . hoi ca ba ban co bao nhieu vien bi .