有理数加减法口算百题作业

有理数加减法口算百题作业
有理数加减法口算百题作业

有理数加减法口算百题

2-3=0-(-1)=+9-6=(-34)+(+89)=-21-(+4)= 70-90= -5+(+6)= 1-89= (+56)-(+73)= 12-(+9)= -(-6)+8= 20+(+7)= (-12)-(-9)= -6+9= +3-(-54)= -3+(+7)=9-(-1/4)= 3.2-8=66-88=-66-(+88)= -66+88= (-36)-7= (-36)-(-7)= (-36)+(+7)= 丨-2丨+(-4)= -(+7)-(+8)= +9-(-7)= +9-(+7)= -2-(+9)= 15-(-8)= -2-(-9)= -2+(+9)= -2+9= -81+29= 23-35= -4+6= -3-4= 8/9-16/15= -3/4+2= -1.2+(-2/3)= -1÷(+1.2)= 丨-72丨-(-2)=+5-(-6)=丨-9+3丨=-(+5)-(+8)= -3+( )=-7 丨-6丨+()=-9 ( )+(-30)=-40 ()-30=40 丨- 3丨+(-3)= -6+()=-9 -6-( )=-9 -12=()+(-5)2/9-(+5)=+7+()=-2-3.2+(+1/3)=()-7=-27

(-35)-(+35)=+35-(-35)=-2-(-4)=-6-丨-3丨= -25-(+26)= -5-6= +8+(-5)= -8-9= -2-(-5)= -78+6=

-78+(+6)=-78+(-6)=-78-(+6)=8-90=

-78-(-6)= +78+(+6)= +78+(-6)= +78-(+6)= +78-(-6)=

-9+7=78-6=78-(-6)=4-()=-14-()=1

( )-4=-1 ( )-(-4)=1 ( )+(-4)=-1 40-( )=-1

8-(-40)=1-(-2)=2-5=-2-5=-2+5=-3.6+(-4)=

-3.6-4= -3.6-(-4)= 3.6-(-4)= +3.6-(-4)= +3.6+(+4)=

-9.2-( )=-2.6 +2.3-()=5.4 -2.3-()=-5.4 丨-3丨+丨-3丨=

-丨-3丨+(-3)= -22-丨-3丨= 丨-3丨+(-3.1)= (-6)-丨-3丨= 8-12= 8-(-12)= 8-(+12)= 8+(-12)= -8-(-12)= -8-(+12)= 30-67=

-30+67= -4.5+2.7= -8-14= -8+(-14)= (-8)-(-14)= 2-7= +7-2= -7-2= 1-2+3-4= -1+2-3+4= 8+(-30)-(-6)= -2-3-5-6= (+7)+(+5)+(+2)= +6-(+2)-(-9)+(-4)=

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