\(\frac{5932+6001.5931}{5932.6001-69}=\frac{6001.5931+5932}{5931.6001+6001-69}=\frac{6001.5931+5932}{6001.5931+5932}=1\)
Tử=254*399-145
=253*399+399-145
=253*399+254=Mẫu
=>Phân số =1
(253+1) ×399-145/254+399×253
253×399+399-145/254+399×253
253×399+254/254+399×253
Giong phan tren nhung phai bien doi ben duoi bn nhe.