(ただし1と2を合せて12のような使い方は出来ません。)
34個の解法が見つかりました。
((2+3)×(6-4))=10
((3×6)-(2×4))=10
((3+4)+(6÷2))=10
((3-2)×(4+6))=10
((4×(6-3))-2)=10
((4+6)×(3-2))=10
((4+6)÷(3-2))=10
((6-4)×(2+3))=10
((6÷2)+(3+4))=10
((6÷3)+(2×4))=10
(2×((3+6)-4))=10
(2×(3+(6-4)))=10
(2×(3-(4-6)))=10
(2×(6+(3-4)))=10
(2×(6-(4-3)))=10
(2+((4×6)÷3))=10
(2+(4×(6÷3)))=10
(2+(4÷(3÷6)))=10
(2+(6×(4÷3)))=10
(2+(6÷(3÷4)))=10
(3+(4+(6÷2)))=10
(4×(2+(3÷6)))=10
(4+(2×(6-3)))=10
(4+(3+(6÷2)))=10
(4+(6×(3-2)))=10
(4+(6÷(3-2)))=10
(4-(2×(3-6)))=10
(4-(6×(2-3)))=10
(4-(6÷(2-3)))=10
(6+(4×(3-2)))=10
(6+(4÷(3-2)))=10
(6-(4×(2-3)))=10
(6-(4÷(2-3)))=10