| ( | 1 | + | 10 100 | ) | x | ( | x | + | 16 | ) | = | 411 | − | 4 |
| Left side of the equation = | 1 | x | ( | x | + | 16 | ) | + | 10 100 | x | ( | x | + | 16 | ) |
| = | 1 | x | x | + | 1 | x | × | 16 | + | 10 100 | x | ( | x | + | 16 | ) |
| = | 1 | x | x | + | 16 | x | + | 10 100 | x | ( | x | + | 16 | ) |
| = | 1 | x | x | + | 16 | x | + | 10 100 | x | x | + | 10 100 | x | × | 16 |
| = | 1 | x | x | + | 16 | x | + | 10 100 | x | x | + | 8 5 | x |
| = | 1 | x | x | + | 88 5 | x | + | 10 100 | x | x |
| 1 | x | x | + | 88 5 | x | + | 10 100 | x | x | = | 411 | − | 4 |
| Right side of the equation = | 407 |
| 1 | x | x | + | 88 5 | x | + | 10 100 | x | x | = | 407 |