Các câu hỏi tương tự
Cho day so : 1 ; 1 + 2 ; 1 + 2 + 3 ; 1 + 2 + 3 + 4 : ...
Co so hang nao cua day tren tan cung bang 2 khong ? Vi sao
Nhanh nhe to dang can gap
4,cho dy so
1,3,5,7,9.......,79
a,day tren co bao nhieu so hang
b,day tren co bao nhieu so co 2 chu so
c,de viet day tren can viet may chu so
d,so thuu 25 cua day la so nao
giup minh voi
cho 1 so tu nhien co 2 chu so . Biet rang tong cac so tu nhien lien tiep bat dau tu den so nay la 1 so ma 2 chu so tan cung cua no bang chinh so so co 2 chu so ban dau . tim so ban dau
trinh bay cach giai nhu the nao day cac ban giup minh voi
Cau 1: viet 1000 so tu nhien dau tien , hoi chu so 3 co mat bao nhieu lan.Cau 2:de danh so trang 1 quyen sach nguoi ta dung 1995 chu so.hoi cuon sach day bao nhieu trang.Cau 3:Giai thich tai sao :a/so co 4 chu so xyxy khi chia cho so 2 chu so xy lai co thuong la 101.b/so co 6 chu so xyvxyv khi chia so co 3 chu so xyv lai co thuong la 1001Cau 4: Cho day so 4,7,10,13,16,.....a/tim so thu 100 cua day,so thu n cua day .b/So 45+23 co mat trong day do koCau 5:tim so tu nhien co 5 chu so,biet rang ne...
Đọc tiếp
Cau 1: viet 1000 so tu nhien dau tien , hoi chu so 3 co mat bao nhieu lan.
Cau 2:de danh so trang 1 quyen sach nguoi ta dung 1995 chu so.hoi cuon sach day bao nhieu trang.
Cau 3:Giai thich tai sao :
a/so co 4 chu so xyxy khi chia cho so 2 chu so xy lai co thuong la 101.
b/so co 6 chu so xyvxyv khi chia so co 3 chu so xyv lai co thuong la 1001
Cau 4: Cho day so 4,7,10,13,16,.....
a/tim so thu 100 cua day,so thu n cua day .
b/So 45+23 co mat trong day do ko
Cau 5:tim so tu nhien co 5 chu so,biet rang neu them 2 chu chu so vo dang su so do thi duoc so lon gap 3 lan so do co duoc bang cach viet them chu so 2 vao da truoc so do
neu co ba o vuong, o thu 1 co 3 so nhu sau: 2, -1, -3. O thu 2 co 3 so: 5, -4, 3, va o cuoi cung cung co 3 so: -5, 6, 9. Vay nguoi ta hoi lam the nao de cho tong cua ba hop duoc bang nhau, nhung cac ban chi duoc di chuyen mot so cua o nay qua o khac thoi nhe, nho day. Ban nao tra loi duoc cho mik ket ban nhe!
1, viet them 3 so vao day so sau
1,8,27,64.............
1,5,10,17,26...................
bai nay la cua em hang xom ma bay gio len hoi nen hoi cho lun
2,co bao nhieu so chan co 2 chu so ? tinh tong cac so chan co 2 chu so
bai 1 lop 6 ,bai 2 lop 4
pho hang ngang la 1 trong nhung day pho co Ha Noi,cac nha khoa hoc danh so lien tuc day so le la1,3,5,... toi 61,day so chan2,4,6,...toi 64a,ben so nha chan trong 1 vuong goc nho chu tich ho chi minh da gui ban tuyen ngon doc lap khai sinh nuoc viet nam dan chu cong hoa ngoi nha co can phong la so 24 de tu dau voi so 2.hoi ngoi nha nay co so naob,ben so nha le chu so nao chua duoc dung,chu so nao duoc dung nhieu nhatc, phai dung tat ca bao nhieu chu so de biet so nha cua day pho nay
Đọc tiếp
pho hang ngang la 1 trong nhung day pho co Ha Noi,cac nha khoa hoc danh so lien tuc day so le la1,3,5,... toi 61,day so chan2,4,6,...toi 64
a,ben so nha chan trong 1 vuong goc nho chu tich ho chi minh da gui ban tuyen ngon doc lap khai sinh nuoc viet nam dan chu cong hoa ngoi nha co can phong la so 24 de tu dau voi so 2.hoi ngoi nha nay co so nao
b,ben so nha le chu so nao chua duoc dung,chu so nao duoc dung nhieu nhat
c, phai dung tat ca bao nhieu chu so de biet so nha cua day pho nay
cho day so :2,4,6,8 .....,2480
a. day so tren co bao nhieu so hang
b. tim so hang thu 2015 cua day
c.tinh tong 2015 so hang dau tien cua day
d.chu so thu 2015 cua day la chu so nao
bai 1;tinh gia tri bieu thuc 17a+15b+6a+8b voi a+b =100
bai 2;tich cua 2 so la 6210.neu giam 1 thua so di 7 don vi thi tich moi la 5265.tim cac thua so cua tich
bai 3;co 5 so tu nhien nao ma tich cua chung bang1001 va chu so tan cung la 6
bai 4;tinh;333...3.999...9 trong do co 50 chu so 3 va 50 chu so 9