rút gọn phân số 38/57 ta được 2/3. Vậy tỉ số của hai số đó là: 2/3
tổng số phần bằng nhau là:
2 + 3 = 5 (phần)
tử số của phân số đó là:
215 : 5 x 2 = 86
mẫu số của phân số đó là:
215 - 86 = 129
vậy phân số đó là: 86/129.
đáp số: phân số đó: 86/129.
Cho 2 phản số tổng bằng 28/35 tỉ số bằng 5/9 tìm 2 số đó
ket qua la 86/129 dung 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000%
ket qua la 86/129 dung 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000%
kết quả 86/129 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000%
Phân số phải tìm là\(\frac{86}{129}\)
Tìm một phân số biết tổng của mẫu số và tử số là 234 đơn vị và phân số đó có giá trị bằng 75/195
.
Đ/S:Phân số đó là :86/129
10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000%
