Simplify.
725
596
445
261
The simplified result of the given equation is 725.
Simplify
6 × {28 ÷ 84 × {36 × 49 ÷ (6 × 7)}}.
Find the value of \(0.\overline {3{\rm{\;}}} {\rm{of\;}}0.\bar 5 \div 0.\bar 5{\rm{\;of}}\left( {0.\bar 7 - 0.\bar 4} \right)\)