(1)原式=0+9
=9;
(2)原式=-7-11+19+2
=-18+21
=3;
(3)原式=-5+(-3)×
1 3
=-5-1
=-6;
(4)原式=-36×
-36×(-3 4
)-36×5 6
7 9
=-27+30-28
=3-28
=-25;
(5)原式=-1-(3+8)÷6
=-1-
11 6
=-
;17 6
(6)原式=-13ab-2b2.
(1)原式=0+9
=9;
(2)原式=-7-11+19+2
=-18+21
=3;
(3)原式=-5+(-3)×
1
3
=-5-1
=-6;
(4)原式=-36×
3
4
-36×(-
5
6
)-36×
7
9
=-27+30-28
=3-28
=-25;
(5)原式=-1-(3+8)÷6
=-1-
11
6
=-
17
6
;
(6)原式=-13ab-2b2.
(1)原式=0+9
=9;
(2)原式=-7-11+19+2
=-18+21
=3;
(3)原式=-5+(-3)×
1
3
=-5-1
=-6;
(4)原式=-36×
3
4
-36×(-
5
6
)-36×
7
9
=-27+30-28
=3-28
=-25;
(5)原式=-1-(3+8)÷6
=-1-
11
6
=-
17
6
;
(6)原式=-13ab-2b2.