Các câu hỏi tương tự
Rut gon phan so roi so sanh cac phan so
A,16 phan 20 va 9 phan 15
B,6 phan 8 va 3 phan 12
C, 15 phan 25 va 36 phan 45
Loi giai cu the nhe cac ban
Khong can quy dongmau so,hay so sanh cac phan so sau:
17/15 va 29/30
12/48 va 13/47
15/22 va 60/91
rut gon roi so sanh hai phan so
18/72 va15/20
24/36 va 20/50
5/6 va 45/54
Khong quy dong mau so hay so sanh hai phan so 12 phan 49 va 13 phan 47
so sanh 2 phan so sau
a 3 phan 5 va 4 phan 5
b 12 phan 13 va 13 phan 13
de bai rut gon roi so sanh hai phan so 6 phan 10 va bon phan nam
so sanh hai phan so 5,6 va 144,145
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
tim mot phan so biet tong cua tu so va MAU SO CUA PHAN SO DO BANG 234 MA PHAN SO DO BANG PHAN SO 59/118