直接写出下面各题的得数:
(1)175%+
=(2)10÷10%=(3)
﹣
÷4=(4)
+
×
=
(5)1
×
+
÷
=(6)
=(7)(9.9+
)÷0.9=(8)0.9+99×0.9=
(9)
×
÷
×
=(10)(9.3×
﹣7.3)÷
=
计算(能简算的要简算)
7.24×0.1+0.5×72.4+0.049×724
+
+
+
2012÷2012
(3+
÷
+3)﹣(7×
÷7×
)
计算(写出计算过程,能简算的要简算)
2﹣(6÷0.5﹣3×3)÷5+5×0.84
×(
+
﹣
)÷
1.25×3.45×6.789+3.75×1.15×1.211
.
38.5×7.4+38.5×2.692.85﹣12.65﹣7.65+7.15800﹣7.06×99﹣7.06
(48.5﹣15)×4.5+66.4×4.52004×
(
+
)×15×17.
脱式计算,能简算的要简算
9﹣1.9×(4.7﹣4.5)8.65﹣3.7+1.35﹣6.3
1.2+36÷[20×(0.1﹣0.05)](16.5×3+3×7.5)÷6.