17.根据46×15=690直接在括号里填数.
4.6×15=69
0.46×1.5=0.69
4.6×1.5=6.9
46×0.15=6.9
0.46×1.5=0.69
0.46×0.15=0.069.
0 162338 162346 162352 162356 162362 162364 162368 162374 162376 162382 162388 162392 162394 162398 162404 162406 162412 162416 162418 162422 162424 162428 162430 162432 162433 162434 162436 162437 162438 162440 162442 162446 162448 162452 162454 162458 162464 162466 162472 162476 162478 162482 162488 162494 162496 162502 162506 162508 162514 162518 162524 162532 199269
4.6×15=69
0.46×1.5=0.69
4.6×1.5=6.9
46×0.15=6.9
0.46×1.5=0.69
0.46×0.15=0.069.