Tim BC co 3 chu so cua 63 ; 35 ; 105
tim tât ca cac so co hai chu so biet rang hieu cua so do va so gom hai chu so ay viet theo thu tu nguoc lai bang 63
1.tim so bi chia trong phep chia cho 12 co thuong la 35 va so du la so le co 2chu so
2.hieu cua so lon nhat co 4 chu so khac nhau va so nho nhat co 4 chu sola bao nhieu
3.mot hinh chu nhat co chieu dai gap ruoi chieu rong. Neu moi chieu tang them 1m thi duoc hinh chu nhat moi co dien tich tang them 26m2. Tinh chu vi hinh chu nhat
4.trung binh cong cua 2 phan so bang 5/12. Phan so thu nhat hon phan so thu hai 1/6. Tim phan so thu nhat
5.tim y biet (5/7 - y) nhan 4/5 =7/10 + 1/2
6.hieu 2 so =1/3 so be.Tong 2 so la 63. Tim so be
tong hai so la so le lon nhat co hai chu so khac nhau . hieu cua hai so la 63 . tim so lon trong hai so do
tổng 2 số là 97
số lớn
(97+63) :2=80
đáp số : 80
tim so co 5 chu so co dang abcde biet rang moi so co 2 chu so co dang ab,bc,cd,de la tich cua 2 so tu nhien giong nhau
Mình ko biết đâu.Mình cũng đang cần có câu trả lời đó.
tim so tu nhien lon nhat co 3 chu so biet so do bang tong cua tat ca cac so co 2 chu so duoc lap tu 3 chu so cua so do
tim tat ca cac phan so ma tu va mau deu la cac so tu nhien khac 0 co mot chu so, tu kem mau 3 don vi va co:
a, BC cua cac tu la 210
b, BC cua cac mau la 210
c, BC cua cac tu va mau là 210
tim so co ba chu so bang nua tong cua tat ca nhung so co hai chu so duoc lap tu 3 chu so cua no ma khong lap lai
Tim tich cua so nho nhat co 3 chu so so lon nhat co 1 chu so
1. Tim tat ca cac so co 2 chu so sao cho moi so gap 2 lan tich cua no?
2. Tim so nguyen to co 3 chu so biet rang neu viet so do theo thu tu nguoc lai thi ta duc 1 so la lap phuong cua 1 so tu nhien?
3. Tim so tu nhien co 4 chu so biey chu so hang nghin bang chu so hang don vi chu so hang tram bang chu so hang chuc va so do viet duoc duoi dang tich cua 3 so nguyen to lien tiep?