直接写出下面各题的计算结果:
(1)=(2)
=(3)1×
=(4)1
=(5)
÷5﹣
÷5=
(6)=(7)
×5=(8)
÷3=(9)
=(10)
×9+
=
+
= 18×
=
﹣
= 12÷
=
×
=
÷10= 1﹣
=
×
=
+
=
÷
=
直接写得数:=
= 24×
=
=
=
=
= 80×1.4= 100×
= 240÷0.5= 0.6×0.6= 300×40%=
口算题.= 6
=
×
×7= 120×5%=
口算.
21%+5%÷4 8π
+
125×8
×
+
﹣
÷
8÷64
×
7π
+
×
13÷26
﹣
67%﹣24% 99×5
×
×
÷
100÷25
×
×
×
÷
667+34
÷
÷
1263﹣163
÷
×
÷
÷
98%﹣55%
÷
×
15.7÷3.14
﹣
×
÷
÷
+
÷
×
÷
×
6.28÷π 0×
21÷5
×
÷
39×
3π 66×10
0÷875 1﹣﹣
(
﹣
)×12
×
+
×
3﹣
﹣