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co bao nhieu so co 2 chu so cong lai tong cua no bang 11
Co bao nhieu so co 2 chu so ma tong cua hai chu so cong lai bang 11
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Co bao nhieu so co 2 chu so ma tong cua hai chu so cong lai bang 11?
Ba ban Hoa Mai Ngoc co mot so but.Biet rang tong so but cua Mai vs Ngoc la so le be nhat co 3 chu so khac nhau. Tong so but cua Mai Va Hoa la 89 quyen . hoi Hoa nhieu hon Ngoc bao nhieu but
Tong cua mot so tron tram lon nhat co bon chu so va so be nhat co bon chu so giong nhau la bao nhieu ?
hay cho biet co bao nhieu co ba chu so cong lai se bang ba
tinh tong cua so lon nhat co ba chu so ma tong ba chu so la 20 va so nho nhat co 4 chu so khac nhau
Co bao nhieu so co 4 chu so ma tong cac chu so co 4 chu so deu la 4
so hoc sinh cua mot truong tieu hoc la so lon nhat co 3 chu so va co tong bang 15.Biet truong tieu hoc do co 459 hoc sinh nu,truong do co bao nhieu hoc sinh nam?