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(2)47-(-12)-(-31)-551 .计算下列各题.(1) (-96)-(+41)-(-79)-(-64)(3) 42-(-77)-(-106)-(+57)(4) (-88)-54-(+49)-(-61)(5) (+37)-(-54)-(+22)-(-47)(6) (-74)-(+87)-(-19)一(-114)2.计算下列习题.(1)(+30)-(-31)-(+24)-(-41)-(+33)参考答案:1 .计算下列各题.(1)6(2)35(3)-44(4)-144(5)160(6)-2562 .计算下列习题.(1)159(2)-1151 .计算下列各题.(1)(-32)-(+65)-(-47)-(-58)(2)109-(-9)-(-65)-30(3)82-(-79)-(-44)-(+77)(4)(-62)51-(+58)-(-98)(5) (+111)-(-76)-(+52)一(-48)(6)(-46)-(+16)-(-57)-(-74)2 .计算下列习题.(1) (+44)-(-56)-(+80)-(-88)-(75)参考答案:1 .计算下列各题.(1)8(2)15340(4)-167(5)287(6)-792 .计算下列习题.(1)343(2)-97