计算(1)5.425+4.575=(2)67-48=(3)36÷2=(4)7.2÷0.04=(5)6÷ ( 1 4 +

计算
(1)5.425+4.575=
(2)67-48=
(3)36÷2=
(4)7.2÷0.04=
(5)6÷ (
1
4
+
1
3
)
=
(6)42× (
1
2
-
1
6
+
1
3
)
=
(7) 3
3
4
-(7
2
3
-5
3
4
)
=
(8) 7
5
7
+
3
4
-
19
7
+2.25
=
(9)
3
8
×
8
3
÷
1
3
=
(10) 73×0.6+26×60%+
3
5
=
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(1)5.425+4.575=10;

(2)67-48=19;

(3)36÷2=18;

(4)7.2÷0.04=180;

(5)6÷ (
1
4 +
1
3 ) ,
=6 ÷
7
12 ,
=
72
7 ;

(6)42× (
1
2 -
1
6 +
1
3 ) ,
=42×
1
2 -42×
1
6 +42×
1
3 ,
=21-7+14,
=28;

(7) 3
3
4 -(7
2
3 -5
3
4 ) ,
=3
3
4 +5
3
4 -7
2
3 ,
=9
1
2 -7
2
3 ,
=1
5
6 ;

(8) 7
5
7 +
3
4 -
19
7 +2.25 ,
=(7
5
7 -2
5
7 )+(
3
4 +2
1
4 ),
=5+3,
=8;

(9) 3÷
3
8 ×
8
3 ÷
1
3 ,
=3×
8
3 ×
8
3 ×3,
=(3×
8
3 )×(
8
3 ×3),
=8×8,
=64;

(10)73×0.6+26×60%+
3
5 ,
=(73+26+1)×0.6,
=100×0.6,
=60.

1年前

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