Các câu hỏi tương tự
cho 3 phan so biet tbc cua no = 7phan 6 neu tang phan so thu nhat len 2 lan ,thi tbc cua chung = 41 phan 30 , neu tang ps thu hai len 2 lan thi tbc cua no = 13 phan 9 . tim ps be nhat trong 3 ps
Phân số nao lon nhat trong cac phan so sau
3/5
4/7
5/9
7/13
phan so lon nhat trong cac phan so : 13/15,26/27,5/6,4/5
khoanh vào phân số bé nhất trong cac phân số sau
4/7 6/5 7/5 5/8
b khoanh vao phan so lon nhat trong cac phan so sau
12/13 25/31 5/4 7/6
cho ps 4/5 va 4/6. hay tim 7 phan so vua be hon 4/5 vua lon hon 4/6 rut gon cac ps do
1.tim so bi chia trong phep chia cho 12 co thuong la 35 va so du la so le co 2chu so2.hieu cua so lon nhat co 4 chu so khac nhau va so nho nhat co 4 chu sola bao nhieu3.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 nhat4.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 nhat5.tim y biet (5/7 - y) nhan 4/5 7/10 + 1/26.hieu 2 so 1/3 so be.To...
Đọc tiếp
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
a, Viet cac phan so 1/2 ; 2/3 ; 3/4 ; 4/5 ; 5/6 theo thu tu tu be den lon
b, Viet cac phan so 13/12 ; 3/2 ; 15/22 ; 7/8 theo thu tu tu lon den be
1.
4km 15m=..km
12 tan 4kg=..tan
2.tu be -lon
1, 05m;150cm;12dm 9cm;15,3dm;1,35m
3.tu lon-be
3,35 tan;3035kg;30ta 35kg;3 tan 35 kg;36,1 ta
4. tim 5 so thap phan vua lon hon 0,3 va be hon 0,4
5.viet cac so thap phan thanh ps thap phan roi rut gon
10,8;18,25;9,125
6 tu be - lon
365dm2;3,1m2;3m2 5dm2;35001cm2
1.viet so tu nhien nho nhat co tong cac chu so bang 38?2.mot phep chia hai so tu nhien co thuong la 6 va so du la 33.tim so bi chia,so chia,biet rang tong cua so bi chia,so chia,thuong va so du bang 695.3.trung binh cong cua 3 so le lien tiep bang 299.tim so lon nhat trong 3 so do?4.cho phan so a/b.rut gon so phan so a/b ta duoc phan so 5/7.neu them 71 don vi vao tu so va giu nguyen mau so,ta duoc phan so co gia tri bang 18/11.tim phan so a/b?5.tim y biet:a(2/11*13+2/13*5+2/15*17+2/17*19+2/19*21...
Đọc tiếp
1.viet so tu nhien nho nhat co tong cac chu so bang 38?
2.mot phep chia hai so tu nhien co thuong la 6 va so du la 33.tim so bi chia,so chia,biet rang tong cua so bi chia,so chia,thuong va so du bang 695.
3.trung binh cong cua 3 so le lien tiep bang 299.tim so lon nhat trong 3 so do?
4.cho phan so a/b.rut gon so phan so a/b ta duoc phan so 5/7.neu them 71 don vi vao tu so va giu nguyen mau so,ta duoc phan so co gia tri bang 18/11.tim phan so a/b?
5.tim y biet:a=(2/11*13+2/13*5+2/15*17+2/17*19+2/19*21)*462-y=19
cac ban giai chi tiet gium minh nhe,ban nao giai duoc minh cho ***** lun