Calculate the sum of the numbers in each of the nine rows.

$$89 + 64 + 29 = 153 + 29 = 182$$

The sum is $\boxed{182}$.

$$431 + 20 + 68 = 451 + 68 = 519$$

The sum is $\boxed{519}$.

$$891 + 661 + 432 = 1552 + 432 = 1984$$

The sum is $\boxed{1984}$.

$$292 + 281 + 342 = 573 + 342 = 915$$

The sum is $\boxed{915}$.

$$345 + 642 + 342 = 987 + 342 = 1329$$

The sum is $\boxed{1329}$.

$$285 + 54 + 66 = 339 + 66 = 405$$

The sum is $\boxed{405}$.

$$742 + 284 + 46 = 1026 + 46 = 1072$$

The sum is $\boxed{1072}$.

$$842 + 291 + 642 = 1133 + 642 = 1775$$

The sum is $\boxed{1775}$.

$$824 + 342 + 242 = 1166 + 242 = 1408$$

The sum is $\boxed{1408}$.