| (1) | | 5 | | 2 | | | 2 | | | | 2 | | 4 | | | 3 | | | | | ( | a | − | b | ) | + | ( | a | − | b | ) | | | 7 | 3 | 3 | 3 | 7 | 7 | | | | | | | | | | | | |
| | | | 5 | | 2 | | | 5 | | 2 | | | 2 | | 4 | | | 2 | | 3 | | | 6 | | | 16 | | | | = | × | a | − | × | b | + | × | a | − | × | b | = | a | − | b | | | 7 | 3 | 7 | 3 | 3 | 7 | 3 | 7 | 7 | 21 | | | | | | | | | | | | | | | | | |
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| (2) | | 5 | | 5 | | | 4 | | | | 1 | | 1 | | | 1 | | | | | ( | u | + | v | ) | + | ( | u | + | v | ) | | | 6 | 6 | 7 | 4 | 2 | 2 | | | | | | | | | | | | |
| | | | 5 | | 5 | | | 5 | | 4 | | | 1 | | 1 | | | 1 | | 1 | | | 59 | | | 101 | | | | = | × | u | + | × | v | + | × | u | + | × | v | = | u | + | v | | | 6 | 6 | 6 | 7 | 4 | 2 | 4 | 2 | 72 | 168 | | | | | | | | | | | | | | | | | |
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| (3) | | 4 | | 1 | | | 3 | | | 1 | | 1 | | | 1 | | | | ( | p | − | ) | − | ( | p | + | ) | | | 5 | 2 | 4 | 2 | 2 | 3 | | | | | | | | | | |
| | | | 4 | | 1 | | | 4 | | 3 | | 1 | | 1 | | | 1 | | 1 | | 3 | | | 23 | | | = | × | p | − | × | − | × | p | − | × | = | p | − | | | 5 | 2 | 5 | 4 | 2 | 2 | 2 | 3 | 20 | 30 | | | | | | | | | | | | | | |
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| (4) | | 2 | | 1 | | | 1 | | | 3 | | | 1 | | 3 | | | 1 | | | 4 | | | | ( | u | + | v | + | ) | + | ( | u | − | v | + | ) | | | 3 | 2 | 5 | 4 | 2 | 7 | 4 | 7 | | | | | | | | | | | | | | |
| | | | 2 | | 1 | | | 2 | | 1 | | | 2 | | 3 | | 1 | | 3 | | | 1 | | 1 | | | 1 | | 4 | | 23 | | | 1 | | | 11 | | | = | × | u | + | × | v | + | × | + | × | u | − | × | v | + | × | = | u | + | v | + | | | 3 | 2 | 3 | 5 | 3 | 4 | 2 | 7 | 2 | 4 | 2 | 7 | 42 | 120 | 14 | | | | | | | | | | | | | | | | | | | | | | |
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| (5) | | 1 | | 6 | | | 1 | | | | 3 | | 2 | | | 5 | | | | | ( | x | − | y | ) | + | ( | x | + | y | ) | | | 2 | 7 | 3 | 4 | 3 | 7 | | | | | | | | | | | | |
| | | | 1 | | 6 | | | 1 | | 1 | | | 3 | | 2 | | | 3 | | 5 | | | 13 | | | 31 | | | | = | × | x | − | × | y | + | × | x | + | × | y | = | x | + | y | | | 2 | 7 | 2 | 3 | 4 | 3 | 4 | 7 | 14 | 84 | | | | | | | | | | | | | | | | | |
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| (6) | | 1 | | 5 | | | 1 | | | | 1 | | 2 | | | 2 | | | | | ( | p | + | q | ) | + | ( | p | − | q | ) | | | 5 | 6 | 4 | 6 | 5 | 7 | | | | | | | | | | | | |
| | | | 1 | | 5 | | | 1 | | 1 | | | 1 | | 2 | | | 1 | | 2 | | | 7 | | | 1 | | | | = | × | p | + | × | q | + | × | p | − | × | q | = | p | + | q | | | 5 | 6 | 5 | 4 | 6 | 5 | 6 | 7 | 30 | 420 | | | | | | | | | | | | | | | | | |
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| (7) | | 1 | | 3 | | | 1 | | | | 4 | | 2 | | | 1 | | | | | ( | x | − | y | ) | − | ( | x | + | y | ) | | | 2 | 5 | 2 | 5 | 3 | 2 | | | | | | | | | | | | |
| | | | 1 | | 3 | | | 1 | | 1 | | | 4 | | 2 | | | 4 | | 1 | | | | 7 | | | 13 | | | | = | × | x | − | × | y | − | × | x | − | × | y | = | − | x | − | y | | | 2 | 5 | 2 | 2 | 5 | 3 | 5 | 2 | 30 | 20 | | | | | | | | | | | | | | | | | | |
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