Cara: = 4⅕ : ⅓ = 21/5 : ⅓ = 21/5 x 3/1 = 63/5 = 12⅗ 3. 2⅝ : ⅔ = ... Cara: = 2⅝ : ⅔ = 21/8 : ⅔ = 21/8 x 3/2