51/25:77/100=????????

[tex] \frac{51}{25}/ \frac{77}{100}= \frac{51}{25}*\frac{100}{77}= \frac{51}{1}* \frac{4}{77}= \frac{51*4}{77*1}= \frac{204}{77} =2 \frac{50}{77} [/tex]

51/25 : 77/100 = 51/25 × 100/77 = 51 × 4/77 = 204/77 = 2 50/77.