50% of 7 =
                   ( 3.5 )

70% of 9 =
                   (       )

8% of 4 =
                   (       )

8% of 2 =
                   (       )

5% of 20 =
                   (       )

2% of 30 =
                   (       )

5% of 80 =
                   (       )

70% of 8 =
                   (       )

5% of 70 =
                   (       )

          +[         ]

3% of 2 =
                   ( 0.06 )

3% of 2 =
                   (       )

3% of 50 =
                   (       )

3% of 5 =
                   (       )

2% of 3 =
                   (       )

50% of 5 =
                   (       )

60% of 5 =
                   (       )

7% of 80 =
                   (       )

70% of 3 =
                   (       )

          +[         ]

4% of 7 =
                   ( 0.28 )

2% of 8 =
                   (       )

8% of 9 =
                   (       )

9% of 50 =
                   (       )

20% of 80 =
                   (       )

70% of 9 =
                   (       )

4% of 90 =
                   (       )

30% of 40 =
                   (       )

6% of 5 =
                   (       )

          +[         ]

       ++[[            ]]