計(jì)算： （180道以上）
3.4－1.4=7.82－7.2= 2.19＋9.1=
10.1－0.89=0.68＋0.42=8.1－5.1=
0.728－0.24= 0.8＋0.18= 0.89－0.25=
1－0.98= 0.048＋0.52= 5×400=
19.9+11.1= 187÷1000= 1+3.89=
0.081×10= 75÷10=0.96÷0.8=
0.8×7＝1.5×7＝ 1.32×8＝
0.7×8＝10.3×2＝5×0.6＝
0.9×0.3＝3.5×0.2＝ 2.01×0＝
10×0.05＝0.13×7＝0.21×100＝
0.7×4＝0.05×4＝4×0.3＝430-250= 0.17+0.06=1.02-0.09=
7200÷800= 0.17+0.6= 0.83-0.6=
17×300= 0.98-0.09= 0.2+0.78=
600×700=10.2+0.02=0.15+0.7=
670+250= 10.2+0.2= 9.2-6=
8500÷500= 3.2-3.2=3.7+2.3=
25×100= 3.2-0.32= 2+2.8=
380-290= 0.35+0.5= 0.35+0.63=
3500÷70=3.1+3=3.8+0.38=
7500÷250= 3.8+1=0.95-0.05=
450+780= 3.1+0.3=3+0.3=
630÷9=4.5-0.4= 9.5-5=
330×9=9.53-1.53=9.5-0.5=
3.5+2.4=1-0.95= 0.3+0.27=
0.47+0.13=4.5+4=4-0.6=
0.95+0.05=2.5+3.2=0.74+0.16=
23×100= 9.8-4.8= 480÷40=
0.53÷100= 5.1+2.3= 125×80=
0.078÷10= 0.52+0.4=70×12=
0.25×100= 3.4-2.8=0.6-0.37=
0.052×10= 10+0.08=1-0.75=
0.5×1000= 7.82+0.3=13.5+6.5=
3.05×100= 1.2-0.8= 21.6-12.6=
63÷100= 0.83-0.5=0.76+0.14=
80÷1000=2.7+0.4=0.72-0.43=
30×100= 0.92-0.2=3.5+4.8=
3.5+2.4=5+0.07= 1-0.61=
0.47+0.23=0.25+0.75=3.7+0.33=
0.51+0.33=1-0.6= 8-4.6=
5.8-3.6= 0.52+0.4= 6.45+5.5=
4.5-1.3= 3.4-2.8= 9.53-1.53=
8.8-6.7= 10+0.08=9.5-7.3=
7.2+0.8=7.82+0.3=8.8-6.7=
9.5-7.3= 1-0.95=3.4-2.8=
0.96-0.35= 9.53-1.53= 0.25+0.75=
1.2-0.8= 0.83-0.5= 2.7+0
12.5×8＝ 2.3×4＝ 3.25×0＝
0.4×50＝ 30×0.1＝2.6×3＝
4.1×2＝0.35×0.2＝7.5×0.1＝
2.5×2= 0.5×10=0.6×8= 2.1×2=
2.8×10=0.7×0.8= 0.04×20=5.6+0.4=
4.7+2.3= 4.5×2=6.9－2.5= 7.2×0.8=
6×3.4= 0.62－0.32= 1.4×0.5=0.75×100=
0.02×0.5= 3.6×0.3= 6.3÷7=5.6×100=
0.75÷0.25= 0.125×8= 4.8÷0.3=0.86÷2=
0.56÷28=0.36÷0.4=0.64÷0.8= 0.7×9=
3.6÷24= 0.8×1.1= 7.2+12.8=46.7－3.8=
12.8÷4= 5.2÷13=12.5÷5=1.64+4.1=
10÷20=24÷15= 8.65×10=0.35×0.6=
3.08×0.01=4.95×1000= 6.9×0.1=0.4×0.5=
2.4÷0.8= 10.8÷9=9.6÷0.8= 0.108÷2=
4.95÷0.9= 9.65÷0.1=0.325×100=2.5×8=
0. 56÷0.7=0.125×4=3.28×0.1=3.9÷0.13=
7.2×0.1=0.01×0.1= 0.25×0.4= 1.6÷0.8=
1÷2.5= 1.25×0.8= 3.2÷0.04= 0÷1.7=
0.22×102= 9.6÷0.8= 5×0.24=4.5－0.05=
3.9÷0.1316.5÷0.5= 5×0.12= 24×0.5=
4.8×0.5=2.8＋4.2=0.84÷2.1=5÷0.25=
7.8÷0.01=5.4÷0.6=3.2÷5= 7×0.62=
0.56÷0.8=7.4－2.8= 0.18÷0.2= 0.16÷8=
4.5×0.02=8＋7.2=1.2×30= 0.012×0.2=
7.3×0.3=0÷6=3.6÷0.12=7.8÷0.6=
2÷5=4.5＋5=0.3÷0.6=0.96÷0.2=
10.5×0.4=7.3＋0.27= 8×0.125=0.54÷0.6=
0.61＋0.39= 0.56÷28=10÷20= 4.08÷0.4=
10－9.4= 0.8×0.11=7.2＋12.8=5.6÷0.01=
2.簡(jiǎn)便計(jì)算：
3.29+0.73+2.27 3.29-0.73-2.277.5+2.5-7.5+2.5


7.325-3.29-3.3257.325-(5.325+1.7) 7.325-(5.325-1.7)


3.29+0.73-2.29+2.27 3.29×0.25×4 0.125×8.8


0.25×0.280.125×3.2×2.535×40.2


0.25×4÷0.25×43.5×9.9 3.5×99+3.5


3.5×101-3.5 3.5×9.9+3.5×0.1 3.5×2.7+35×0.73


3.5×2.7-3.5×0.7(32+5.6)÷0.83.5÷0.6-0.5÷0.6


4.9÷3.5 7÷0.25÷4 7÷0.125


7.35÷(7.35×0.25) 7.35÷(7.35÷0.25)


3.07－0.38－1.621.29＋3.7＋2.71＋6.3 8－2.45－1.55


3.25＋1.79－0.59＋1.75 23.4－0.8－13.4－7.20.32×403


3.2＋0.36＋4.8＋1.64 1.23＋3.4－0.23＋6.6 0.25×36


12.7－（3.7＋0.84）36.54－1.76－4.540.25×0.73×4


7.6×0.8＋0.2×7.6 0.85×1990.25×8.5×4


1.28×8.6＋0.72×8.612.5×0.96×0.810.4－9.6×0.35


0.8×（4.3×1.25）3.12＋3.12×99 28.6×101－28.6


（4.23＋6.17）×0.8 0.86×15.7－0.86×14.72.4×102


14－7.32－2.68 2.64＋8.67＋7.36＋11.332.31×1.2×0.5


（2.5－0.25）×0.4 9.16×1.5－0.5×9.16 3.6－3.6×0.5


4.5÷1.8 4.2÷3.5930÷0.6÷5


63.4÷2.5÷0.4 4.9÷1.43.9÷（1.3×5）


（7.7＋1.54）÷0.72.5×2.42.7÷45


0.35×1.25×2×0.8 32.4×0.9＋0.1×32.4 15÷0.25


70÷2815÷（0.15×0.4） 4.25÷2.5×9.9＋0.17


3.29+0.73+2.27 3.29-0.73-2.277.5+2.5-7.5+2.5


7.325-3.29-3.3257.325-(5.325+1.7) 7.325-(5.325-1.7)


3.29+0.73-2.29+2.27 3.29×0.25×4 0.125×8.8


0.25×0.280.125×3.2×2.535×40.2


0.25×4÷0.25×43.5×9.9 3.5×99+3.5


3.5×101-3.5 3.5×9.9+3.5×0.1 3.5×2.7+35×0.73