| ( | 2233 100000 | − | 1 | ÷ | x | × | x | ) | ( | 79 5000 | − | 1 | ÷ | x | × | x | ) | − | 1 5000 | = | 0 |
2233 100000 | ( | 79 5000 | − | 1 | ÷ | x | × | x | ) | − | 1 | ÷ | x | × | x | ( | 79 5000 | − | 1 | ÷ | x | × | x | ) | − | 1 5000 | = | 0 |
2233 100000 | × | 79 5000 | − | 2233 100000 | × | 1 | ÷ | x | × | x | − | 1 | ÷ | 1 | × | 1 | ( | 79 5000 | − | 1 | ÷ | x | × | x | ) | − | 1 5000 | = | 0 |
176407 500000000 | − | 2233 100000 | ÷ | x | × | x | − | 1 | ( | 79 5000 | − | 1 | ÷ | x | × | x | ) | − | 1 5000 | = | 0 |