Các câu hỏi tương tự
tinh tong cac so nghich dao cua cac so sau: 2;6;12;20;30;42;56;72;90;110
a) tinh tong cac so le co hai chu so
b) tinh tong cac so chan co hai chu so
tinh tong cac phan so toi gian khong la so tu nhien co mau 11 lon hon 12 va nho hon 35
giup toi voi
SO sanh cac so sau
a,107^50va 73^75
b,54^4va 21^12
c,2^91 va 5^35
d,3^500 va 7^300
e, 122^26 va 10^51
g,124^30 va 625^23
tinh tong cac so hang cua day so sau;
S=8+12+16+.....+100
Tinh tong A + B biet rang A la tong cac so nguyen am le 2 chu so B la tong cac so nguyen duong chan co 2 chu so
bai1.Tinh tong cua cac so nguyen am tu -1738 den -16
bai2.Tinh tong sau bang 2 cach
A=1+(-2)+3+(-4)+....+99+(-100)
tinh tong 2011 cac so tu nhien le dau tien
tren duong thang d lay 2012 diem phan biet
tinh so doan thang tren duong thang d duoc tao thanh tu 2012 cac diem do
tu ba so doi 1 khac nhau va khac 0 ta lap dc tat ca cac so co 3 Chu so doi 1 khac nhau . Biet rang tong cac so lap dc la 2886 , hieu giua so lon nhat va so be nhat trong cac so lap dc la 495 . Cac chu so do la : .....;......;........(viet cac chu so theo gia tri tang dan )
GIUP MIH NHA MIH GAP LAM