So cac so thap phan co 3 chu so phan thap phan ma cac so do lon hon 10 va nho hon 11 la
tim cac phan so co tu so la 3 ma lon hon 1/6 nhung nho hon 1/5 ?
tim cac phan so lon hon 5 phamn 6 va be hon 11 phan 12 ma co mau so la 48
cac ban nao biet giai bai toan nay k?De bai nhu sau:viet 3 phan so khac nhau co cung mau so ma moi phan so do:1 la lon hon phan so 1/5,2 la be hon phan so 1/4 va 3 la lon hon phan so 1/5,be hon phan so 1/4
tim phan so lon nhat va phan so nho nhat co tu la 5,lon hon 6/20 va be hon 6/10
hay cho biet co bao nhieu so thap phan ma co 1 chu so o phan thap phan ma lon hon 1981 va nho hon 1982.
co tat ca
hay cho biet co bao nhieu so thap phan co 1 chu so thap phan ma lon hon 97 ma nho hon 100
co bao nhieu so co 1 chu so o phan thap phan ma lon hon 8 ma nho hon 10
hay cho bit co bao nhieu so thap phan co 2 chu so o phan thap phan ma lon hon 8 va nho hon 9