5．直接写出得数．
0 159273 159281 159287 159291 159297 159299 159303 159309 159311 159317 159323 159327 159329 159333 159339 159341 159347 159351 159353 159357 159359 159363 159365 159367 159368 159369 159371 159372 159373 159375 159377 159381 159383 159387 159389 159393 159399 159401 159407 159411 159413 159417 159423 159429 159431 159437 159441 159443 159449 159453 159459 159467 199269
| 2.43+3.57= | 2.25×4= | 1÷0.01= | 4÷18= |
| 18$\frac{6}{7}$÷6= | （$\frac{1}{3}$+$\frac{1}{8}$）×24= | 0.9+99×0.9= | $\frac{3}{5}$×3÷$\frac{3}{5}$×3= |