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.
Tim mot so biet rang neu tang so do len 2 lan thi duoc 1/4 cua so chan lon nhat co mot chu so
Tim mot so neu lay so do tru di so lon nhat co bon chu so va co tong cac chu so bang 30 thi duoc so be nhat co 5 chu so
tim mot so , biet rang neu lay so lon nhat co ba chu so khac nhau cong voi so do, roi nhan voi 2thi duoc ket qua la 2632
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?
TIM MOT SO BIET SO DO CHIA CHO 5 DUOC BAO NHIEU ROI CONG VOI SO NHO NHAT CO 2 CHU SO THI DUOC KET QUA LA 17
khi gap tong cua so chan lon nhat co 3 chu so khac nhau va so le co 2 chu so giong nhau lon hon 80 len 4 lan thi duoc ket qua...?
Mot so cong voi 215 thi be hon 568 la183 don vi .tim so do?
Mot phep chia co thuong bang 6,so du la4,so chia la 8.tim so bi chia cua phep chia do?
Tim mot so neu lay so do nhan voi 7 roi cong voi 48 thi duoc so be nhat co ba chu so giong nhau?
Hay tim mot so .Biet rang neu lay so do chia cho 6 thi duoc thuong la 16 va so du la so du lon nhat co the co trong phep chia do.
