(1) | | 1 | | | | | | 3 | | | | 4 | | | | | | r | ÷ | ( | − | p | ) | × | q | r | | 5 | | 5 | 5 | | | | | | | | | | | | | | | |
|
(2) | | 3 | | | | 4 | | | | | | | | 2 | | | | | a | ÷ | ( | b | c | ) | ÷ | ( | b | ) | | 5 | 5 | | | 3 | | | | | | | | | | | | | | | |
|
(3) | | | 3 | | | | | 1 | | | | | 1 | | | | | | − | x | ÷ | ( | − | y | ) | × | x | y | | 7 | 4 | | 3 | | | | | | | | | | | | | | | | |
|
(4) | | 3 | | | | | | 1 | | | | | 3 | | | | x | ÷ | ( | − | y | ) | ÷ | ( | y | ) | | 4 | | 2 | 7 | | | | | | | | | | | | |
|
(5) | | | 1 | | | | | 1 | | | | | | 2 | | | | − | u | ÷ | ( | u | ) | ÷ | ( | − | u | ) | | 7 | | 2 | 3 | | | | | | | | | | | | | |
|
(6) | | 1 | | | | | 3 | | | | | | | | 1 | | | | | u | × | ( | − | ) | v | w | ÷ | ( | u | ) | | 5 | 7 | | | 2 | | | | | | | | | | | | | | | | |
|
(7) | | | 4 | | | | | 1 | | | | | | 6 | | | | | − | u | ÷ | ( | v | ) | ÷ | ( | u | ) | | 5 | | 3 | | 7 | | | | | | | | | | | | | | | |
|
|