(1)-5+|8|-(+6)+(-2)
=-5+8-6-2
=-5;
(2)3×(-4)+(-28)÷7
=-12-4
=-16;
(3) (-
3
5 )÷
1
3 ×3(-1
1
9 )
=(-
3
5 )×3×3×(-
10
9 )
=6;
(4)4×(-3) 2-15÷(-3)-50
=4×9+5-50
=36+5-50
=-9;
(5) |-
7
9 |÷ (
2
3 -
1
5 )-
1
3 ×(-4 ) 2
=
7
9 ×
15
7 -
1
3 × 16
=
5
3 -
16
3
=-
11
3 ;
(6) - 3 2 ×(-2)+(-4 ) 2 -(-2)÷
1
2
=-9×(-2)+16-(-2)×2
=18+16+4
=38.