Các câu hỏi tương tự
Bai toan 1
x+1+x+1+x+1+x+1+x+1+x+1+3nhan x+3=189585.
Bai toan 2
Tim 5 phan so lon hon phan so 4/5 va be hon phan so 5/6.
Bai toan 3
Moi chuyen xe khach cho duoc 40 nguoi (ke ca nguoi lai xe).Hoi co 400 khach thi phai can it nhat bao nhieu xe de cho het so khach do?
Bai toan 4
x+1+x+1+x+1+x+1+x+1+x+1+3 nhan x+3=189585
(2phan 3 nhan 4 phan 5 )nhan 5 phan 6
tinh bang hai cach
rut gon phan so
15 nhan 64 phan 16 nhan 40
2 nhan 3 nhan 5 phan 70
21 nhan 45 phan 9 nhan 7 nhan 5 nhan 3
4 nhan 2phan 7
3 phan 11 nhan 2
22nhan 5phan 11
tinh bang 2 cach ;a; mo ngoac 1phan 3 cong2 phan 5 dong ngoac nhan 3phan 4 b;mo ngoac 7phan 9 cong 2phan 3 dong ngoac chia 5phan 6
Cho bon Phan bay nhan x bang 1 Phan 3 gia tri của x la bao nhieu
Tim x:
x:2 phan 6=5/3:1/3
Ghi ca cach giai nha!
(/) nghia la phan
1so sanh phan so 12/25 va 25/49 80/95 va 144/1536 tinh gia tri bieu thucphanso1phan 72+1phan56+1 phan 42+ 1phan 30 +1phan 20 + 1phan 127tinh nhanh phan so17 phan 12+ 9phan 7-(2phan7 -7phan 12)11phan7 nhan (38 phan 45 nhan 17 phan 11 )(1+1phan2 ) nhan (1+1phan3 ) nhan ....... nhan (1+1phan20059 cho phan so 25phan 42 tim so tu nhien a sao cho khi them vao tu so cua phan so da cho va giu nguyen mau so thi duoc phan so moi bang 6phan 7
Đọc tiếp
1so sanh phan so
12/25 va 25/49 80/95 va 144/153
6 tinh gia tri bieu thucphanso
1phan 72+1phan56+1 phan 42+ 1phan 30 +1phan 20 + 1phan 12
7tinh nhanh phan so
17 phan 12+ 9phan 7-(2phan7 -7phan 12)
11phan7 nhan (38 phan 45 nhan 17 phan 11 )
(1+1phan2 ) nhan (1+1phan3 ) nhan ....... nhan (1+1phan2005
9 cho phan so 25phan 42 tim so tu nhien a sao cho khi them vao tu so cua phan so da cho va giu nguyen mau so thi duoc phan so moi bang 6phan 7
4 nhan a / 2 nhan b + 1 va a /b - 1 [so sanh hai phan so]