16.用递等式计算,能简算的要简算.
0 157388 157396 157402 157406 157412 157414 157418 157424 157426 157432 157438 157442 157444 157448 157454 157456 157462 157466 157468 157472 157474 157478 157480 157482 157483 157484 157486 157487 157488 157490 157492 157496 157498 157502 157504 157508 157514 157516 157522 157526 157528 157532 157538 157544 157546 157552 157556 157558 157564 157568 157574 157582 199269
4920÷24-17×12 | 0.25×6.7×4 | $\frac{7}{2}$×$\frac{5}{8}$-$\frac{3}{2}$÷$\frac{8}{5}$ |
9.43-(1.74+1.43) | ($\frac{1}{9}$+$\frac{3}{8}$)×72 | $\frac{4}{5}$÷[($\frac{3}{5}$+$\frac{1}{2}$)×2] |