| ( | - | 319 250 | + | 349 1000 | ) | ÷ | 3 1000 | = | ( | x | + | 349 1000 | ) | ÷ | 1218677 500000000 |
| Left side of the equation = | - | 319 250 | × | 1000 3 | + | 349 1000 | × | 1000 3 |
| = | - | 1276 3 | + | 349 3 |
| = | - | 309 |
| - | 309 | = | ( | x | + | 349 1000 | ) | ÷ | 1218677 500000000 |
| Right side of the equation = | x | × | 500000000 1218677 | + | 349 1000 | × | 500000000 1218677 |