10.怎样简便就怎样计算.
0 161513 161521 161527 161531 161537 161539 161543 161549 161551 161557 161563 161567 161569 161573 161579 161581 161587 161591 161593 161597 161599 161603 161605 161607 161608 161609 161611 161612 161613 161615 161617 161621 161623 161627 161629 161633 161639 161641 161647 161651 161653 161657 161663 161669 161671 161677 161681 161683 161689 161693 161699 161707 199269
3.48÷0.25÷40 | 3.8×5.26+5.26×6.2 | 29.7-(9.7-2.45) |
0.29×100.2 | 40×[(2.38+5.94)÷0.32] | 20.8÷[0.25×(5.46-1.3)] |