相关试题
脱式计算，能简算的要简算
9.81×0.1+0.5×98.1+0.049×981 2
÷[（2
﹣1.2）×
+0.05]
100﹣32×0.125×0.25 [1﹣（
﹣
）]×
．
+
+
）×12 ②18.93﹣6
﹣3
﹣0.75×62﹣75% ④7
÷
+1
×2
．
直接写出得数
0.9+99×0.9 
×2÷×2 36×25% 1.25×3.2×8 +0.75
（ 
+
）×
4.1×10.1 390×2%×
10÷10% 
+0.6+30%
+4.8﹣
+
）×13×29 
×
+
×
﹣
= （
）×30= 
×25= 
=
÷6= 
= 12.5×32×2.5= 5﹣
= 2.8×25+12×2.5=
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