能简算的要简算
30.8÷[14－(9.85＋1.07]====
[60－(9.5＋28.9]÷0.18====
2.881÷0.43－0.24×3.5====
20×[(2.44－1.8÷0.4＋0.15]=
=
.
===
28-(3.4+1.25×2.4===
2.55×7.1+2.45×7.1===
777×9+111×3===
0.8×〔15.5-(3.21+5.79〕=
=
=
整理可编辑
（31.8+3.2×4）÷5====
31.5×4÷(6+3===
0.64×25×7.8+2.2===
2÷2.5+2.5÷2===
194－64.8÷1.8×0.9
==
.
=
36.72÷4.25×9.9===
5180－705×6===
24÷2.4－2.5×0.8===
(4121+2389÷7==
671×15-974==
469×12+1492
整理可编辑
==
405×(3213-3189==
3.416÷（0.016×35）=
=
0.8×[(10－6.76÷1.2]=
==
19.4×6.1×2.3
==
5.67×0.2-0.62
==
18.1×0.92+3.93
=
.
=
0.043-0.24+0.875==
