Let's calculate: 200×25100 ⅰ 200×25 = 200×(20 + 5) = 200×20 + 200×5 = 4000 + 1000 = 5000 5000100 We divide the numerator and denominator of 5000100 by the common factor: 100, which gives the new expression: 50 ▶Result: 50