5/6 * √ 36 - 0,2 √ 625 + 7/16 √ ( 1 15/49 )
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1) 5/6 * √ 36 = ( 5/6 ) * 6 = 5
2) 0,2 √ 625 = 0,2 * 25 = 5
3) 7/16 √ ( 1 15/49 ) = 7/16 √ ( 64/49 ) = ( 7/16 ) * ( 8/7 )= 0,5
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4) 5 - 5 + 0,5 = 0,5