2、(2+2+2)÷2-2= 1
3、2+2+2-2-2=2
4、2+2×2÷2÷2=3
5、(2+2+2+2)÷2=4
6、2+(2+2+2)÷2=5
7、2+2+2+2-2=6
8、2×2×2-2÷2=7
9、2×2×2+2-2=8
10、2×2×2+2÷2=9
Extended data
Fill in the appropriate operation symbols between five eights, so that the calculation results are equal to 0, 1, 2, 3, 4, 5, 6, 7 and 8 respectively.
(8-8)/(8+8+8)=0
(8+8)/8-8/8= 1
(8+8)/8+8-8=2
(8+8)/8+8/8=3
(8+8+8+8)/8=4
8-(8+8+8)/8=5
8*8-(8+8)/8=6
8-8/8-8+8=7
(8+8+8)-(8+8)=8