【メイク10】2,3,4,5を10にする方法





2,3,4,5と四則演算(+−×÷)を使用して10にする方法を紹介します。これはMake10、切符パズルなどと言います。

(ただし1と2を合せて12のような使い方は出来ません。)

64個の解法が見つかりました。


((2×4)+(5-3))=10

((2×4)-(3-5))=10

((2×5)×(4-3))=10

((2×5)÷(4-3))=10

((2+4)×(5÷3))=10

((2+4)÷(3÷5))=10

((3+(4+5))-2)=10

((3+4)+(5-2))=10

((3+4)-(2-5))=10

((3+5)+(4-2))=10

((3+5)+(4÷2))=10

((3+5)-(2-4))=10

((3-2)+(4+5))=10

((4+(3+5))-2)=10

((4+5)+(3-2))=10

((4+5)-(2-3))=10

((4-2)+(3+5))=10

((4-3)×(2×5))=10

((4÷2)+(3+5))=10

((5×(2+4))÷3)=10

((5+(2×4))-3)=10

((5+(3+4))-2)=10

((5-2)+(3+4))=10

((5-3)+(2×4))=10

((5÷3)×(2+4))=10

(2×(5×(4-3)))=10

(2×(5÷(4-3)))=10

(2+(4×(5-3)))=10

(2-(4×(3-5)))=10

(2÷((4-3)÷5))=10

(3+((4+5)-2))=10

(3+(4+(5-2)))=10

(3+(4-(2-5)))=10

(3+(5+(4-2)))=10

(3+(5+(4÷2)))=10

(3+(5-(2-4)))=10

(3-((2-4)-5))=10

(3-((2-5)-4))=10

(3-(2-(4+5)))=10

(4+((3+5)-2))=10

(4+(3+(5-2)))=10

(4+(3-(2-5)))=10

(4+(5+(3-2)))=10

(4+(5-(2-3)))=10

(4-((2-3)-5))=10

(4-((2-5)-3))=10

(4-(2-(3+5)))=10

(5×((2×3)-4))=10

(5×((2+4)÷3))=10

(5×(2×(4-3)))=10

(5×(2÷(4-3)))=10

(5+((2×4)-3))=10

(5+((3+4)-2))=10

(5+(3+(4-2)))=10

(5+(3+(4÷2)))=10

(5+(3-(2-4)))=10

(5+(4+(3-2)))=10

(5+(4-(2-3)))=10

(5-((2-3)-4))=10

(5-((2-4)-3))=10

(5-(2-(3+4)))=10

(5-(3-(2×4)))=10

(5÷((4-3)÷2))=10

(5÷(3÷(2+4)))=10



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