算24,求个解答,在线等
1,3,5,11. 1,2,6,8. 4,7,8,9. 4,8,12,13.求算24
(1+3)x(11-5)
=4x6
=24
6x1x8÷2
=6x4
=24
8x9ch4(7-4)
=72÷3
=24
8x[4-(13-12)]
=8x(4-1)
=8x3
=24
(3+1)(11-6)=24 8(6-2-1)=24 (8+4)(9-2)=24 12÷4×8=24
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1,3,5,11. 1,2,6,8. 4,7,8,9. 4,8,12,13.求算24
(1+3)x(11-5)
=4x6
=24
6x1x8÷2
=6x4
=24
8x9ch4(7-4)
=72÷3
=24
8x[4-(13-12)]
=8x(4-1)
=8x3
=24
(3+1)(11-6)=24 8(6-2-1)=24 (8+4)(9-2)=24 12÷4×8=24