Multiply (1001) and (11)
11001
11111
10011
11011
Multiply (111) and (10)
0000
1110
1111
1001
Multiply (1110) and (111)
1111111
1010101
0101010
1100010
Multiply (100) and (010)
01100
1000
10001
Multiply (111) and (010)
11110
10010
Multiply (110) and (011)
10000
10101