TRONG CAC PHAN SO 3/9,3/10,11/33,6/9 PHAN SO TOI GIAN LA
cho cac phan so 15/35 , 11/13, 3/7, 101 /131 ,120/350
A) tim trong do cac p/s toi gian
B) rut gon phan so chua toi gian
ai giup minh lam minh tik cho nha
99/33, 22/66,89/103 ,101/1010
cac so tren nhung phan so nao la phan so toi gian
1.Tim hai so khi biet trung binh hai so la 62,biet mot trong hai so do la 37.
2.trong cac phan so:3/4;15/8;9/1;25/5.Cac phan so toi gian la nhung phan so nao?
3.Hay neu dac diem cua hinh binh hanh
CHUC CAC BAN LAM BAI TOT NHA
Rut gon phan so 306/342 duoc phan so toi gian la
Tich cua hai phan so toi gian co mau so khac 1 la 15/14. Tong 2 phan so do?
Rut gon phan so :19991999/99959995 ta duoc phan so toi gian la
giup minh nha!!!!!!!!!!!!! VIOLYMPIC
hung co 15 vien bi xanh , 8 vien bi vang va 12 vien bi do . Em hay viet phan so chi so phan cac vien bi mau xanh trong so bi hung co .[ phan so duoc viet duoi dang toi gian ] lam on giai ho minh nhe . ai giai dung minh like cho
tim 1 phan so toi gian co tu so la 3 biet khi cong 1 vao tu so cua phan so do va giu nguyen mau so ta se duoc phan so moi co gia tri bang 1 phan2