（ただし１と２を合せて１２のような使い方は出来ません。）
35個の解法が見つかりました。
((0+5)×(6-4))=10
((0-5)×(4-6))=10
((0÷5)+(4+6))=10
((4+6)+(0×5))=10
((4+6)+(0÷5))=10
((4+6)-(0×5))=10
((4+6)-(0÷5))=10
((4-6)×(0-5))=10
((5×(6-4))-0)=10
((5-0)×(6-4))=10
((6-4)×(0+5))=10
((6-4)×(5-0))=10
(0+(5×(6-4)))=10
(0-(5×(4-6)))=10
(4+(6+(0×5)))=10
(4+(6+(0÷5)))=10
(4+(6-(0×5)))=10
(4+(6-(0÷5)))=10
(4-((0×5)-6))=10
(4-((0÷5)-6))=10
(5×((0+6)-4))=10
(5×((6-0)-4))=10
(5×((6-4)-0))=10
(5×(0+(6-4)))=10
(5×(0-(4-6)))=10
(5×(6+(0-4)))=10
(5×(6-(0+4)))=10
(5×(6-(4-0)))=10
(6+(4+(0×5)))=10
(6+(4+(0÷5)))=10
(6+(4-(0×5)))=10
(6+(4-(0÷5)))=10
(6-((0×5)-4))=10
(6-((0÷5)-4))=10