七年级数学上册基本计算题练习 (448)

 

(-3.1)×(-1)= (-100)+(-3)= (-19)+(-2)= (+14)÷(-7)= (-22)+(-5)= (-1.8)+(-0.8)=(+2.2)-(-0.8)=(+9.5)÷(-0.5)=(-0.4)-(-0.8)=(-1.7)-(-0.3)=(-7.3)-(-0.7)=(-30)×(-5)= (+30)×(-6)= (+7.6)÷(-0.4)=(-4.1)+(-0.5)=(-7.3)-(-0.4)=(-8)-(-0.6)= (+4.8)×(-0.7)=(-0.4)-(-0.4)=(+82)×(-3)= (+9.8)×(-0.2)=(+0.2)-(-0.1)=

15+(+8)+(-8)= 18÷(+8)-(+8)= 16×(+9)×(-8)= 20+(-1)÷(+2)= 3-(+1)+(-1)= 4-(+6)-(+4)= 15-(+1)÷(-2)= 20÷(-7)+(-9)= 1+(-8)+(-2)= 7-(-3)÷(+9)= 14÷(+3)-(+2)= 5+(-5)×(+9)= 15+(-6)×(-6)= 11÷(-1)×(+7)= 14×(-7)+(-9)= 13÷(+8)+(-5)= 4×(+5)÷(-2)= 5÷(-6)×(-2)= 4÷(-1)+(-7)= 9-(+7)+(+9)= 15+(+5)+(-2)= 7×(-2)-(+4)=

(-9.6)÷(-0.6)= (-7.9)×(-0.5)= (+7.4)+(-1)= (+9.3)+(-0.9)= (+9.6)+(-0.7)= (+1.2)-(-0.3)= (-4.8)×(-0.5)= (+8.7)-(-0.8)= (+2.7)×(-0.3)= (-1.4)-(-0.4)= (+57)+(-2)= (-40)+(-6)= (-20)-(-5)= (+77)-(-1)= (-2.7)×(-0.8)= (-94)+(-9)= (+45)+(-5)= (-3.9)÷(-1)= (+2.4)+(-0.7)= (+6.5)+(-1)= (-71)×(-3)= (-91)+(-4)=

10÷(+7)×(-1)= 10×(-4)-(+2)= 5÷(-8)+(-4)= 12-(-5)÷(-8)= 15÷(-8)×(+7)= 16+(+5)+(+3)= 13-(+6)÷(+10)= 18-(-2)÷(-6)= 1-(+3)÷(+4)= 6×(-10)÷(+2)= 13-(-8)-(+5)= 11+(-2)÷(+6)= 13+(+5)÷(-6)= 10-(+3)×(-2)= 8÷(+8)-(-3)= 9-(+8)-(-4)= 19+(-5)×(+3)= 1-(+2)-(-5)= 18+(+5)×(+8)= 10÷(-10)+(-10)=14÷(+1)×(-5)= 8÷(-4)÷(-3)=

(-3.9)+(-0.3)= (-41)÷(-3)= (-28)-(-7)= (+9.9)+(-0.6)= (+3.2)÷(-0.3)= (-57)+(-3)= (+0.1)-(-0.1)= (-60)÷(-2)= (+4.1)×(-0.3)= (-40)×(-1)= (+97)+(-3)= (+69)-(-4)= (-59)+(-3)= (+11)+(-8)= (+7.2)÷(-0.7)= (-8.2)+(-0.1)= (-6.2)-(-0.1)= (-62)-(-9)= (-7.1)+(-0.5)= (+9.8)÷(-0.3)= (-8.9)+(-0.6)= (-4.9)×(-0.8)=

18×(-7)×(+3)= 8-(+6)÷(+9)= 7+(+3)-(-5)= 9×(+4)×(-7)= 7×(-9)+(-10)= 16-(+2)÷(+1)= 5-(+2)+(-10)= 7÷(-7)÷(+6)= 8÷(+4)×(+2)= 12+(+1)×(-5)= 4+(-7)-(-2)= 15×(+10)÷(+7)=18-(-3)+(+2)= 12+(+9)-(-7)= 1+(-4)÷(+9)= 11÷(+3)×(-1)= 19÷(+2)-(-8)= 15÷(+6)×(+7)= 2÷(+7)+(+4)= 13-(+7)+(-6)= 7÷(+5)-(+9)= 16÷(-1)×(+8)=

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