0.99 3030÷4040 75%
0.01÷99% 0.01
26
29
33
58
62
85
79
77
71
①600﹣300÷20×5
②(4.8﹣3.8÷2)×0.3
③3.45×99×2+6.9
④(8+ )÷4
⑤ ÷9+ ×
⑥ ÷[ ×( - )]