计算：23-1-(3-2)0-|-12|+2-1+3．

题型：解答题难度：一般来源：潘集区模拟

计算：

2

3 -1

-(

3

-2)0-|-

12

|+2-1+

3

．

答案

2

3 -1

-(

3

-2)0-|-

12

|+2-1+

3

=

2( 3 +1)

( 3-1 )( 3 +1)

-1-

12

+

1

2

+

3

=

2( 3 +1)

( 3 )2-12

-1-

4×3

+

1

2

+

3

=

3

+1-1-2

3

+

1

2

+

3

=（

3

-2

3

+

3

）+（1-1）+

1

2

=

1

2

．