有理数加减混合运算计算题.doc

文档介绍：计算:
(1)-5-9+1; (2)10-17+2;

(3)-3-4+19-10; (4)-8+12-16-22
(5)(+)-(-) (6)

(7)—9+(—3)+3 (8)(-6)-(+6)-(-7)
(9)0-(+8)+(-27)-(+5)
(11) (-)+(+)+(-)-(+) (12) (+3)+(+4)-(+1)+(-3)
(13)10-[(-8)+(-3)-(-5)] (14)-1-(6-9)-(1-13)
(15)[-(-+)-]-(-) (16)-︱--(-)︱-︱(-)+(-)︱
(17)-30-(+8)-(+6)-(-17) (18) ︱-15︱-(-2)-(-5)

(19)-+-+ (20) - -+-
(21) --(-)-(-)-(-)-(-9)
(22)- ︱-︱+-(-)+ ︱-︱
(23)(3-6-7)-(-12-6+5-7) (24)(-)+(+)+(-)+(+1)
(25) 6-9-9-[4-8-(7-8)-5] (26) ︱(-)+(-)-(-)+︱
(27)-+-+10; (28)--+
(30)(—36)—(—25)—(+36)+(+72);
(31) (—8)—(—3)+(+5)—(+9);(32);
(33) ; 34、13-(-18)+(-7)-15;
(35) -40-28-(-19)+(-24)-(-32);(36)-(-)-+(-6);
37、(-)++(+ )+(- )+(-8 )
(38)-12+11-8+39 (39)+45-9-91+5 (40)-5-5-3-3
(41)-+-+ (42)0-2-8+13-6 (43)+-
(44)-6-8-2+3(45)