2、4、5、8的乘法

2 ╳ 8 = ( )

2 ╳6 = ( )

2 ╳ 7 = ( )

2 ╳ 9 = ( )

5 ╳ 4= ( )

5 ╳ 5 = ( )

5 ╳ 8 = ( )

5 ╳ 9 = ( )

5 ╳ 7 = ( )

4 ╳ 4 = ( )