4% of 30 =
                   ( 1.2 )

70% of 9 =
                   (       )

70% of 60 =
                   (       )

30% of 5 =
                   (       )

3% of 80 =
                   (       )

50% of 50 =
                   (       )

30% of 40 =
                   (       )

40% of 60 =
                   (       )

40% of 30 =
                   (       )

          +[         ]

2% of 5 =
                   ( 0.1 )

60% of 4 =
                   (       )

60% of 7 =
                   (       )

90% of 9 =
                   (       )

8% of 20 =
                   (       )

5% of 5 =
                   (       )

50% of 5 =
                   (       )

7% of 80 =
                   (       )

3% of 9 =
                   (       )

          +[         ]

40% of 6 =
                   ( 2.4 )

90% of 20 =
                   (       )

70% of 40 =
                   (       )

40% of 70 =
                   (       )

70% of 40 =
                   (       )

50% of 60 =
                   (       )

70% of 40 =
                   (       )

90% of 8 =
                   (       )

20% of 5 =
                   (       )

          +[         ]

       ++[[            ]]