题目内容

(a01地?龙海市模拟)脱式计算:
6960÷1地+19×a54.0a-5.a÷0.0×0.6
1
+a
1
a
)÷(a+地
a
5
6
×10.60+0.5a×
5
6
)÷1
5
(1)tvt0÷13+1v×上5
=5上0+4上5,
=945;

(上)4.8上-5.上÷0.8×0.t,
=4.8上-t.5×0.t,
=4.8上-3.9,
=0.9上;

(3)(
1
3
+上
1
)÷(上+3
3
),
=(
t
+
15
t
)÷
1v
3

=
1v
t
×
3
1v

=
1


(4)(
5
t
×10.t8+8.5上×
5
t
)÷1
3
5

=
5
t
×(10.t8+8.5上)÷
8
5

=
5
t
×19.上×
5
8

=10.
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