（ただし１と２を合せて１２のような使い方は出来ません。）
81個の解法が見つかりました。
((1×(4+6))÷1)=10
((1×1)×(4+6))=10
((1×4)+(1×6))=10
((1×4)+(6÷1))=10
((1×6)+(1×4))=10
((1×6)+(4÷1))=10
((1+(4+6))-1)=10
((1+4)+(6-1))=10
((1+4)-(1-6))=10
((1+6)+(4-1))=10
((1+6)-(1-4))=10
((1-1)+(4+6))=10
((1÷1)×(4+6))=10
((4+(1×6))÷1)=10
((4+(1+6))-1)=10
((4+(6÷1))÷1)=10
((4+6)×(1×1))=10
((4+6)×(1÷1))=10
((4+6)+(1-1))=10
((4+6)-(1-1))=10
((4+6)÷(1×1))=10
((4+6)÷(1÷1))=10
((4-1)+(1+6))=10
((4÷1)+(1×6))=10
((4÷1)+(6÷1))=10
((6+(1×4))÷1)=10
((6+(1+4))-1)=10
((6+(4÷1))÷1)=10
((6-1)+(1+4))=10
((6÷1)+(1×4))=10
((6÷1)+(4÷1))=10
(1×((4+6)÷1))=10
(1×(1×(4+6)))=10
(1×(4+(1×6)))=10
(1×(4+(6÷1)))=10
(1×(6+(1×4)))=10
(1×(6+(4÷1)))=10
(1+((4+6)-1))=10
(1+(4+(6-1)))=10
(1+(4-(1-6)))=10
(1+(6+(4-1)))=10
(1+(6-(1-4)))=10
(1-((1-4)-6))=10
(1-((1-6)-4))=10
(1-(1-(4+6)))=10
(1÷(1÷(4+6)))=10
(4+((1×6)÷1))=10
(4+((1+6)-1))=10
(4+((6÷1)÷1))=10
(4+(1×(1×6)))=10
(4+(1×(6÷1)))=10
(4+(1+(6-1)))=10
(4+(1-(1-6)))=10
(4+(1÷(1÷6)))=10
(4+(6×(1×1)))=10
(4+(6×(1÷1)))=10
(4+(6+(1-1)))=10
(4+(6-(1-1)))=10
(4+(6÷(1×1)))=10
(4+(6÷(1÷1)))=10
(4-((1-1)-6))=10
(4-((1-6)-1))=10
(4-(1-(1+6)))=10
(6+((1×4)÷1))=10
(6+((1+4)-1))=10
(6+((4÷1)÷1))=10
(6+(1×(1×4)))=10
(6+(1×(4÷1)))=10
(6+(1+(4-1)))=10
(6+(1-(1-4)))=10
(6+(1÷(1÷4)))=10
(6+(4×(1×1)))=10
(6+(4×(1÷1)))=10
(6+(4+(1-1)))=10
(6+(4-(1-1)))=10
(6+(4÷(1×1)))=10
(6+(4÷(1÷1)))=10
(6-((1-1)-4))=10
(6-((1-4)-1))=10
(6-(1-(1+4)))=10