1、 7 7 8 3 3x278x9 4(7x8)5(10x20) x1 4x8 x5 6x6 6 4 5 7 7 9x205(10x24) 4x8 7x8 x7 8x6 2 5 8 5 7 3x36x11 8(9x2)7(10x1) 8x8 4x6 x7 4x7 5 7 3 7 5 x245(6x7) 8x9 5x5 9x6 7x3 7 4 8 8 5x245(8x24) 4x3 7x8 x3 x1 1 3 8 4 8 7x94x18 8(9x1)10x15 8(7x7)3(2x5) 8x4 9x8 3x4 4x2 7 8 4 3 3x257(6x15) 5x9 9x3 6x6 8x8 6 8
2、5 7 9x2210x5 6( x9)3(2x6) 2x8 x8 3x9 x3 4 3 5 4 8 7x247(2x11) x1 7x4 4x2 8x9 3 6 3 7 3x149(4x1) 5x5 x9 5x5 7x5 6 8 4 6 x232x19 4(5x2)7(10x10) 7x7 x4 6x6 6x6 8 8 7 7 9x22x16 6(9x10)5(6x23) x3 2x4 x5 6x2 4 3 4 5 9x168x5 4(5x1)5(10x5) 7x8 5x5 7x7 x9 6 6 6 5 5x110x21 4( x4)5(8x26) x1 x6 2x2 7x6 6 3 3 8
3、9x104x20 4(3x4)4x14 4( x9)4x10 8(3x8)7(10x30) 2x1 4x3 9x2 x1 3 3 8 7 9x294x24 2(9x4)6x14 4(7x7)7(6x19) 5x3 x9 x6 x5 6 8 4 8 9x112x2 8(7x10)7(2x22) 6x6 5x8 9x3 6x7 5 4 8 5 x235(8x15) 9x5 9x2 6x1 3x3 1 8 8 5 4 3x192x3 6(3x5)6x12 4(5x8)3(6x21) x9 4x4 6x2 6x7 8 3 5 7 7x278x2 2(5x6)6x16 6(5x3)4x28 4( x10
4、)5(8x6) 4x3 5x6 x3 5x8 5 4 7 6 9x55(4x3) 5x5 4x3 7x3 5x8 6 3 8 6 x172x23 8(3x8)3(2x16) 3x7 7x9 x8 7x7 4 8 5 8 5x94x30 4(9x3)7(6x6) 7x8 6x3 x1 8x5 8 7 3 7 9x136x3 6(5x5)8x29 8(7x9)9(10x30) 7x5 8x9 8x5 x1 3 6 7 7 5 7x68x4 4(3x10)5(10x8) 3x4 5x9 x7 4x2 4 6 3 5 8x12 2( x3)6x6 3x2 x3 x7 7 4 7 6 5x244x2 8(3x5)2x30 4(9x6)4x2 2( x3)7x3 x3 x2 x5 6 3 6 3 x265(8x1) x1 x9 2x1 8x4 7 7 3 7 3x2810x4 4( x1)7(8x2) 7x4 2x1 9x7 x4 8 3 8 3 3x165(10x22) x5 7x4 8x8 7x4 3 6 7 8 7x256x26 6(9x4)10x28 8(7x7)5(4x25) 3x9 x6 6x8 x4 7x149(6x2) x2 7x2 5x2 x6 7 8 4 5 3x1510x14 8(5x2)7(4x24) 6x2 7x8 8x4 8x7 5 6 7 7