Question

simplify 1 to 5 2/3

Answer 1

Conversion a mixed number to a improper fraction: 1 3/5 = 1 · 5 + 35 = 85Subtract: 85 - 56 = 8 · 65 · 6 - 5 · 56 · 5 = 4830 - 2530 = 48 - 2530 = 2330
The common denominator you can calculate as the least common multiple of the both denominators - LCM(5, 6) = 30