Co tat ca bao nhieu phan so khac 5/6 co gia tri bang 5/6 ma mau so be hon 50
Có tất cả ...phan so
co bao nhieu phan so co gia tri bang phan so 27 phan 45 ma ca tu so va mau so deu co 2 chu sô
Co bao nhieu phan so co gia tri bang 3/4 co mau so nho hon 50
HAY CHO BIET CO TAT CA BAO NHIEU PHAN SO CO GIA TRI BANG PHAN SO 51 PHAN 68 MA TU SO VA MAU SO DEU LA SO CO 2 CHU SO TRA LOI CO TAT CA ......... PHAN SO
AI GIAI GIUP EM VOI MOI NGUOI
EM XIN CHAN THANH CAM ON
cho phan so 52\91 hoi can phai bot ca tu so va mau so di bao nhieu don vi de duoc phan so moi co gia tri bang 1\2
cho phan so 75/133 hoi can phai them vao ca tu va mau bao nhieu don vi de duoc phan so co gia tri bang 3/5
TIM MOT PHAN SO BIET , NEU THEM VAO TU SO 10 DON VI THI TA DUOC PHAN SO CO GIA TRI BANG 1 . CON NEU CHUYEN 1 DON VI TU TU SO XUONG MAU SO THI TA DUOC PHAN SO CO GIA TRI BANG 1/2 PHAN SO DO LA .....
cho phan so 52 /91 hoi cung phai bot ca tu va mau so di bao nhieu don vi de duoc phan so moi co gia tri bang 1/2
Tim so tu nhien x , biet ;
a] Phan so x/35 co gia tri bang 4.
b] phan so 7/x co gia tri bang 1/2