（ただし１と２を合せて１２のような使い方は出来ません。）
32個の解法が見つかりました。
((5+5)×(6÷6))=10
((5+5)+(6-6))=10
((5+5)-(6-6))=10
((5+5)÷(6÷6))=10
((5+6)+(5-6))=10
((5+6)-(6-5))=10
((5-6)+(5+6))=10
((6×(5+5))÷6)=10
((6+(5+5))-6)=10
((6-6)+(5+5))=10
((6÷6)×(5+5))=10
(5+((5×6)÷6))=10
(5+((5+6)-6))=10
(5+(5×(6÷6)))=10
(5+(5+(6-6)))=10
(5+(5-(6-6)))=10
(5+(5÷(6÷6)))=10
(5+(6×(5÷6)))=10
(5+(6+(5-6)))=10
(5+(6-(6-5)))=10
(5+(6÷(6÷5)))=10
(5-((6-5)-6))=10
(5-((6-6)-5))=10
(5-(6-(5+6)))=10
(6×((5+5)÷6))=10
(6+((5+5)-6))=10
(6+(5+(5-6)))=10
(6+(5-(6-5)))=10
(6-((6-5)-5))=10
(6-(6-(5+5)))=10
(6÷(6÷(5+5)))=10