1、 12.5×80= 14.8÷0.1= 7.2+4.8= 8.56×0= + = -= 24÷0.6= 55-5.5= 6.6÷0.3= 92÷100= 1.5×1000= 3.02×100= 4.8÷48= += -= 5×0.24= 14.8+2.2= 2.6×0.3= 14.6+24= 2.4×4= +=
2、+= 0.9×7= 0.6+7= 1.25×8= -= 7.2×0.1= += -= 2.5×0.4= 3.35×1000= 1.2÷4= 6-2.5= 0.9÷3= 5-1.7= 2.9-0.9= 4.7+2.3= 46.7-3.8= 3.28×0.1= 5.4÷0.6= 4.5×2= 12.8÷4=
3、 3.9÷0.13= 3.2÷5= 6.9-2.5= 5.2÷13= 7.2×0.1= 7×0.62= 7.2×0.8= 12÷0.2= 0.01×0.1= 0.56÷0.8= 6×3.4= 1.6÷4= 0.25×0.4= 7.4-2.8= 1.7+2.7= 3.5×2= 3.5+0.05= 4.2+1.25= 0.62-0.32= 10÷20=
4、 1.6÷0.8= 0.18÷0.2= 1.4×0.5= 24÷12= 1÷2.5= 0.16÷8= 0.75×100= 8.65×10= 1.25×0.8= 4.5×0.02= 5.4×0.1= 0.03+30= 0.125×8= 3.25×1000= 8.1÷100= 3.15-1.5= 1.25×8= 3.43×100= 1.7-0.7=
5、 1-0.04= -= 1+0.3= 0.8-= 37÷1000= 0.7×8= 0.9+9= 2.5×0.4= 0.02×5= 80×1.25= 0.06×8= 0.4×50= 3.06×10= 1.5÷10= 8÷100= 2.215×0= 60×0.5= 2.8÷2= 6.6
6、÷6= 0.25+0.75= -0.25= ++= 19×0.8+0.8= 1.2÷3= 0.49÷0.7= 14×0.5= 4.2×3= 0.62-0.32= 10÷20= 1.6÷0.8= 0.18÷0.2= 1.4×0.5= 24÷15= 1÷2.5= 0.16÷8= 0.75×100= 8.65×10= 1.25×0.8= 4
7、5×0.02= 0.02×0.5= 0.35×0.6= 3.2÷0.04= 8+7.2= 3.6÷0.3= 3.08×0.01= 0÷1.7= 1.2×30= 6.3÷7= 4.95×1000= 0.22×10= 0.012×0.2= 5.6÷100= 6.9×0.1= 9.6÷0.8= 3×0.3= 0.75÷0.25= 0.4×0.5= 5×0.24= 9÷6= 0.
8、125×8= 2.4÷0.8= 4.5-0.05= 3.6÷0.12= 4.8÷0.3= 10.8÷9= 3.9÷0.13= 7.8÷0.6= 0.96÷2= 9.6÷0.8= 16.5÷0.5= 2÷5= 0.56÷28= 0.108÷2= 5×0.12= 4.5+5= 0.36÷0.4= 5.4÷0.9= 24×0.5= 0.3÷0.6= 0.64÷0.8=
9、 9.65÷0.1= 4.8×0.5= 0.96÷0.2= 0.72÷3.6= 0.325×100= 2.8+4.2= 10.5×0.4= 6÷24= 2.5×8= 0.84÷2.1= 7.3+0.27= 0.8×1.1= 0.56÷0.7= 5÷0.25= 8×0.125= 7.2+12.8= 0.125×4= 7.8+0.01= 0.54÷0.6= 0.6
10、1+0.39= 5.6÷100= 8.71÷0.1= 3.5-0.05= 0.56÷28= 0.41+3.7= 21÷0.21= 2×0.02= 10÷20= 0.02×0.5= 0.8×0.13= 2.6÷26= 4.08÷0.4= 7.2-0.8= 0.34÷17= 0.25×40= ++= 7.5--0.125= += -+= 0.75×100= 5.6÷
11、100= 2.5×4= 10-9.25= 0.06×1.5= 0.3÷0.5= 0.7×0.8= 0.1÷0.01= 2.1÷0.7= 1-0.34= 0.175+0.25= 8×0.125= 5.6+3.8= 0.62-0.32= 0.02×0.5= 0.75÷0.25= 16.8÷4= 0.1÷100= 6.3÷0.9= 0.25×8= 0.04×2.
12、5= 1×0.01= 0.1+0.01= 0.63÷0.9= 4.5×2= 3.6÷3= 0.125×8= 0.53×1000= 72.8×0.01= 1÷125= 1.2÷0.2= 1÷0.01= 29÷100= 6.3÷0.7= 6+2.4= 12.5×8= 8.9×0= 0.78÷3= 0.35÷0.5= 9.36÷0.9= 10
13、0÷0.4= 0.81+0.09= 0.4×0.9= 10-5.4= 4÷20= 3.5×200= 1.5-0.06= 0.75÷15= += -= += -= += -= += ++= += ++= 1--= += += -= -= -= +=
14、 1 - = 0.4×101-0.4= 3.4-1.4= 1.25×0.7×0.8= 7.82-7.2= 0.79+0.79×99= 2.19+9.1= 1÷5+1÷5= 10.1-0.89= 0.89×101-0.89= 0.68+0.42= 2-0.64-0.36﹦ 8.1-5.1= 1.1-2.7÷27= 0.728-0.24= 12.4×11-12.4= 0.8+0.18= 1.25×3.3×0﹦ 0.8
15、9-0.25= 20-3.7-7.3= 1-0.98= 5×0.75÷1.5×0.75= 0.048+0.52= 1-0.1×0.1= 5×400= 6×0.125×8= 19.9+11.1= 1×0.4÷1×0.4= 187÷1000= 37.2×99+37.2= 1+3.89= 25×4÷0.25×4= 0.081×10= 0.9×7+10.7= 75÷10= 9÷5-4÷5﹦ 0.96÷0.8= 6.8-2.4÷3=
16、 0.7×8= 0.6÷0.3+0.5= 10.3×2= 1.9+5.1÷51= 5×0.6= 1.8÷0.9×0.5= 0.9×0.3= 12-0.05×4= 3.5×0.2= 1×0.01÷0.1= 2.01×0= 8.9-(3+0.9)= 10×0.05= 2×1.7+2×1.3= 0.13×7= += += -= -+= += += -= -= -=
17、 += -= += += += -= += -= -= 1-= += -= += -= += ++= 1--= -= += 1-= ++= -= += += +=
18、-= -= -= 1-= -= -= ++= 1--= ++= += += -= += += -= -= ++= 1- -= += += -= += += -= -= -= ++= 1- -= -= = = = = =
19、 = = = -= -= += -= 1-= -= -= -= += -= + = = = = = = += -= 3-= = += += += = =
20、 = = = += 1-= += -= -= -= 1-= += -= += -= 1-= += += += += += -= += 5-= += 1-= 2-= 6+= + =
21、 2 -= ―= + = ―= += -= + = ―= += 1--= - = += ―= 6-= +3= -= -= -= -= + = += -= + = -= -= -= + = -= += + = -=
22、 1- = 1-= += += -= -= += += += += -= -= += -= -= -= -= += -= += -= += -= += += —= -= 1- = += - =
23、 -= += 1-= -= -= += += += -= += -= -= += -= 1--= -+= ++= -+= += —= -= + = ―= += + = ―= ―= 1--= ++= 1 - + = -= += 3――= -= +3= +5=―= 6-= - = 5 - - = .






