50% of 2 =
                   ( 1 )

3% of 30 =
                   (       )

4% of 70 =
                   (       )

7% of 5 =
                   (       )

40% of 90 =
                   (       )

80% of 20 =
                   (       )

40% of 40 =
                   (       )

30% of 2 =
                   (       )

30% of 7 =
                   (       )

          +[         ]

60% of 90 =
                   ( 54 )

9% of 2 =
                   (       )

50% of 4 =
                   (       )

90% of 50 =
                   (       )

40% of 40 =
                   (       )

4% of 2 =
                   (       )

2% of 70 =
                   (       )

50% of 8 =
                   (       )

3% of 50 =
                   (       )

          +[         ]

20% of 70 =
                   ( 14 )

50% of 60 =
                   (       )

60% of 90 =
                   (       )

40% of 4 =
                   (       )

70% of 8 =
                   (       )

60% of 7 =
                   (       )

30% of 80 =
                   (       )

6% of 8 =
                   (       )

40% of 50 =
                   (       )

          +[         ]

       ++[[            ]]