8 8 8 8 8 8 8 8 = 1000
參考答案:8,8,8,8,8,8,8,8由此8个数字算出1000
1:((8*8*8-8)*(8+8))/8-8
2:((8+8)*8-(8+8)/8)*8-8
3:(8*8-(8+8)/8)*(8+8)+8
4:((8+8)-8/(8+8))*8*8+8..........Fraction
5:((8+8)*8-(8+8+8)/8)*8
6:(8-8/(8*8))*(8+8)*8-8..........Fraction
7:((8+8)*8-8/8)*8-(8+8)
8:(8*8+8*8)*8-(8+8+8)