Multiply the following.
19 x 4 2⁄3
13 x 4 1⁄2
14 x 10 8⁄9
16 x 3 2⁄3
6 x 9 3⁄10
12 x 8 3⁄5
15 x 4 4⁄5
14 x 5 1⁄3
8 x 4 6⁄7
4 x 5 1⁄4
4 x 5 1⁄2
9 x 8 3⁄4