5
12
×28%×
3
14
        
7
9
÷
1
2
÷
35
36
             
3
5
×
8
9
÷
5
8
7÷70%         
5
14
×(
14
25
+28)
16
23
×27+16×
19
23
(1)
5
12
×28%×
3
14
 
=
5
12
×(
14
50
×
3
14
),
=
5
12
×
3
50

=
1
40
;

(2)
7
9
÷
1
2
÷
35
36
             
=
7
9
×
36
35
×2,
=
8
5
;

(3)
3
5
×
8
9
÷
5
8

=
8
15
×
8
5
,
=
64
75
;

(4)7÷70%=100;

(5)
5
14
×(
14
25
+28)
=
5
14
×
14
25
+
5
14
×28,
=
1
5
+10,
=10
1
5
;

(6)
16
23
×27+16×
19
23

=
27
23
×16+16×
19
23
,
=(
27
23
+
19
23
)×16,
=2×16,
=32.
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46
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你認(rèn)為怎樣算簡(jiǎn)便就怎樣算.
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+
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②[19.8-(4.9+9.8)]×(1÷0.01)
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你認(rèn)為怎樣算簡(jiǎn)便就怎樣算.
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你認(rèn)為怎樣算簡(jiǎn)便就怎樣算.
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