16/42 : 10/22 : 25/33 = cara perkalian silang

Pecahan

16/42 : 10/22 : 25/33
= 16/42 × 22/10 × 33/25
= 352/420 × 33/25
= 11616/10500
= 1 ¹¹¹⁶/₁₀₅₀₀
= 1 ²⁷⁹/₂₆₂₅