内容正文:
有理数加减混合运算练习
(1)9-(-5)
(2)(-3)-1
(3)0-8
(4)(-5)-0
(5)3-5
(6)3-(-5)
(7)(-3)-5
(8)(-3)-(-5)
(9)(-6)-(-6)
(10)(-6)-6
(11)(-)-(-是)
(12)(-1)-1号
(13)(-号)-号
(14)1-(-2.7)
(15)0-(-号)
(16)(-)-(-)
(17)3-5号
(18)-64--64
(19)(-72)-(-37)-(-22)-17
(20)(-16)-(-12)-24-(-18)
(21)23-(-76)-36-(-105)
(22)(-32)-(-27)-(-72)-87
(23)(-号)--(-音)-(-青)
(24)(-12)-[-6.5-(-6.3)-63
(25)-7+13-6+20
(26)-4.2+5.7-8.4+10
(27)(-是)+3-青
(28)(-5)-(-)+7-3
(29)青+(-)-(-)-号
(30)-¥+名+号-
(31)4.7-3.4+(-8.3
(32)(-2.5)-÷+(-)
(33)}-(-0.25)-8
(34)(-)-15+(-号)
(35)号+(-)-1+青
(36)(-12)-(-号)+(-8)-0
(37)33.1-(-22.9)+(-10.5)
(38)(-8)-(-15)+(-9)-(-12)
(39)0.5+(-4)-(-2.75)+
(40)(-号)+(-名)-(-¥)-月
(41)+(-号)-(-等)+(-)
(42)9+(-¥)-(-8)+(-五)
(43)7+(-2)-3.4
(44)(-21.6)+3-7.4+(-3)
(45)31+(-)+0.25
(46)7-(-)+1.5
(47)49-(-20.6)-
(48)(-号)-7-(-3.2)+(-1)
(49)12暗+-11-(-)+2
(50)(-9.9)+108+9.9+(-10号)
(51)(-1)+(-2)+3+4+(-5)+(-6)+7+8
(52)-0.5+1.75+3.25+(-7.5)
(53)(-)-(-)+是+(-号)
(54)5+(-6哈)+2号+(-14)
(55)-0.5-(-34)+2.75-(+73)
(56)34+12毫-9号+7品
参考答案
(1)14
(2)-4
(3)-8
(4)-5
(5)-2
(6)8
(7)-8
(8)2
(9)0
(10)-12
1)专
(12)-2
03)
-普
(14)4.1
(15)
(16)0
(17)-2号
(18)-128
(19)-30
(20)-10
(21)168
(22)-20
(23)0
(24)-6.1
(25)20
(26)3.1
27)-号
(28)含
(29)-号
(30)
(31)-7
(32)-3.2
(33)量
(34)-16
(35)-青
(36)-19号
(37)45.5
(38)10
(39)3.5
(40)-是
(41)
(42)号
(43)1.6
(44)-26号
(45)30
(46)9
(47)69
(48)-6
(49)27.1
(50)0
(51)8
(52)-3
(53)
(54)-13
(55)-2
(56)13器