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

De thi day. (*^﹏^*)

Toan : tinh gia tri bieu thuc A =1/6+1/12+1/20+1/30+1/42+1/56+1/72+1/90

Ngu van : dat mot cau ve Hoán dụ. Cau : Mèo la yen toi dat cho nó ( Kiều Phuong) co phai la Ẩn dụ k? 

Gdcd : toi da gặp dc 1000 con sếu : toi ước mình sẽ co tính kien trì va dieu uoc do da tro thanh su that. Hoi tai sao no co the tro thanh su that co phai la do phep mau nao do. Hay giai thich. 

Lịch su : Hắc Đế la ten cua..... 

Tieng Anh:hãy viet cong thuc khi hoi ai do lam gi trong thoi gian ranh roi

Sinh hoc:De biet dc mot cay duong xi ta dua vao dac diem nao? 

Vat ly: hay giai thich tai sao khi do nc nong vao coc nuoc day lai de vo hon coc nuoc mong? 

Minh se cham hat vao 1 hoac 2 tuan nua.  Bn nao dc diem 10 minh cho 6 tick. Diem 9 minh cho 3 tick. Diem 8 minh cho 1 tick

Bn nao tranh thi lam nha... Neu ai thay hay thi kb voi minh nhe

1.a Hay viet tap hop A cac so tu nhien ko vuot qua 10 bang 2 cach,bieu dien tren tia so cac phan tu cua tap hop A

b Xac dinh tap hop B cac diem bieu dien cac so tu nhien o ben phai diem 3 va ben trai diem 10 tren tia so.

2.a Dung 3 chu so 4,5,7 viet tat ca cac so tu nhien co 2 chu so moi moi chu so chi dc viet mot lan.

b Dung 3 chu so 6,3,0 viet tat ca cac so co 3 chu so , moi chu so chi duoc viet mot lan.

c Dung 4 chu so 1,5,4,8 lap duoc bao nhieu so tu nhien co 4 chu so khac nhau

6.a Tim 3 so tu nhien lien tiep co tong bang 48.

b Tim 4 so tu nhien chan lien tiep co tong bang 60

7.a Tim mot so tu nhien co chu so tan cung bang 2. Biet rang neu xoa chu so hang don vi cua no thi so moi giam di 1811 don vi

b Tim mot so tu nhien co 3 chu so biet rangneu viet them chu so 3 vao tan cung ben trai ta duoic so bang 26 lan so da cho

8.a Mot cuon sach co 147 trang duoc danh so tu 1. Hoi phai dung bao nhieu chu so  da danh trong cuon sach.

b Nguoi ta dung 2016 chu so de danh so trang mot cuon sach hoi cuon sach do co bao nhieu trang

Chu so thu 1000 o trang nao va la chu so gi ?

HOI DAIIIIII NHUNG CAC BAN THONG MINH GIUP MINH NHA DAU DAU WA

CAC BAN HAY PHAN BIET RO CHU SO & SO GIUM MINH NHA

THANK YOU NHIEU