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1、 六下口算練習(xí)（十七）　 班級(jí)： 姓名： 2.10.01＝ 2.48x＋1.2x= 4.80.01= 7.20.8= 21.3= 0.60.5= 1.40.5= 6.30.03= 3.48－0.8＝ 2.7n－0.8n＝ 0.050.6＝ 0.150.8＝ aa＝ 1.2h4＝ 0.810.9＝ 2.50.44 4.50.5＝ 0.35= 00.9= 2.17a＋0.4a＝ 0.40.5= 0.540.6= 3.4x－2.91x＝ 0.390.3= 5d0.2＝ 5.21.3＝ 0

2、4.8＝ 2.17＝ 0.1250.8＝ 0.313= 0.50.2= 2.679.9 1.2＋0.58＝ 0.240.2＝ 3.610＝ 4m2.1＝ 2.40.02＝ 3.20.01＝ 3.5x－0.05x＝ 1.250.8= 2.62－0.2＝ h2＝ 0.061.7= 1.60.2= 0.040.5= 3.5 0.7= 6 0.03= 2.87101－2.87 nn＝ 0.252.5＝ 0.250.4d＝ 3.60.12＝ 0.1781.78= 3.1x－2.4x= 6.5＋0.75＝ 0.720.8= 8.2－3.12＝

3、 12.5c0.08＝ 0.224= 2.34= 2.80.5= 0.350.7= 3.90.3= 2.53.212.5 0.252.5＝ 0.250.4＝ 210.5= 1.20.7＝ 50.5= 0.50.8＝ 9m4= 0.480.6＝ 7.5＋2.05= 28.6＋1.6= 5.40.06= 150.3= 2.40.08= 4 0.05= 0.640.8= 0.250.5= 40.15= 1.030.5= 3.0612.50.8 23.64＝ 0.80.5= h1= 5.40.5= 0.4712.50.8= 3

4、.41－0.25＋0.59= 3.14x－2.9x＝ 7.50.2= 0.61.4= 0.054.4= 0.240.3= 0.280.4= 9.299＋9.2 = 1254= 5.7－2.76= 258= 9.04＋5.6= = 15= 0.125= = 12.50.88 = －= 0= = = = 2－= x：= ：6 0.125= 1= 5420= 5.8－3.2= 42.5= 2.8＋2.4= 33= = ：= 3：x 2= = = 2420= 5.6－4.2= 1023= 3

5、.6＋2.40= = ＋= 24= 15= 3= = 18= = = 15= 18= = 7= 2.48x－1.2x= 4.80.1= 4.20.5= 630.3= 0= = = 6－= 28.6－1.6= 5.40.09= 1.2：x = 8:2.4 210.3= 0.240.8= = = 36= 40= = 0.25= ：= x：6.5 = = －= = = = 36= ：x= ： = = 15= = 254 = 6.7－2.76 = 1258 = 3.24＋5.6 =

6、2= = = = 0.75= = = 0.625= 1= 2.45＋1.5= 4= 44= = 1= 2= = 7= 25= 2= 5= 0= = = 21= = = = 36= = 9＋= 1= 4= 15= ＋= 1.02= = ：= x ：0.75 ：= ：x x ： = ： 57（簡(jiǎn)算） ：x=： x +x=25 18= = = = = 7.28= 36= 40= 0.25= = 34= = = 1.48＋1.2= = =

7、 1520= 5.4－0.5= = 2= 0.32= 2.32＋1.215= 18= = = 7.4＋3.16= 11.12－3.7= 0.125= 1= = = 5.21＋3.8= = 1254= = 4= 55= = = = = 6－= = 2= = 5.8－3.2= 425= 2.8＋2.4= = 3= = x：＝： 8002= 15= = 18= = 7= 0= 9= 65（簡(jiǎn)算） 4.88＋0.12= 1.8－1.08= 245= 1= = 9.04＋5.6= = 142

8、= 0.75= ：＝：x = 8.4－2.04= 40= 2.5= 0.258= = 12.58= 51= ：x =： 0.2 2π= 2.54= 3.24＋5.6= 4π= 7π= 6.7－2.76= 0.22= 302= 0.42= 2= ：= ：x 252= 2.6= 1.250.8= 12π= 1.52= 16π= 4= 8.10.9= 5π= 0.12= 8.4－3.17= 25π= 2.52= = 9π= 640.5= 402= 0.92= 2.8－1.02= 6π= 4=

9、122= 132= 2.40.5= 1= 2π= 2= = 5π= 2= 5= 0= = = 21= = 0.052= 4= 15= ＋= 6π= = 9π= = 1250.320.25（簡(jiǎn)算） 450.9= 10π= = 9＋= 1= 12π= = = = = = = 7.28= 36= 40= 0.25= 88 （簡(jiǎn)算） = 34= = 0.5π= 1.20.8= 40π= 0.7π= 202= 2.48= 3.7599+3.75 122= 0

10、.32= 30.6= 2.52= 0.9+1.01= 1.2π= 152= 60π= 0.420.7= 810.9= 56 4.5-1.05= 2π= 102= 3.60.06= 2.5π= 252= 90π= 142= 250.5= 1.20.6= 12.53.2 0.25 902= 0.6π= = 0.32= 2.50.8= 1.32= 400π= 3002= 0.25= x= 2π= 8002= 2.69-1.9= 0.7π= 62= 3.20.4= 0.82= 122=

11、16π= 6.48= 72= 112= 2.18+3.2= 0.4π= 1.20.6= 30π= 0.9π= 100π= 122= 0.82= 500π= 1.12= 0.3π= 0.62= 250.25= 162= 0.72= 0.25π= 12.58= 402= 19.5+10.05= 1.42= 490.07= 1.5π= 1.72= 4.56-2.6= 0.4π= 15π= 3002= 4.50.9= 142= 0.75= 0.052= 9002= 25π= 12.84= 182= 1.72= 3.50.3

12、= 300.5= 1.52= 0.8+1.02= 25π= 252= 600π= 0.420.3= 8190= 0.22= 2.40.8= 1.22= 0.52= 4.3-1.03= 0.2π= 1002= 420.06= 1.5π= 2.52= 80π= 1.42= 750.5= 1.20.3= 402= 2.50.04= 0.132= = 0.72= 0.6π= 625π= 1.72= 4.56+4.4= 0.4π= 1.5π= 302= 7.29= 0.132= 40π= 6002= 0.75= 20π=

13、0.82= 1.99-1.9= 70π= 0.62= 3.20.08= 132= 0.122= 16π= 6.480= 7002= 112= 6.68+3.2= 50π= 162= 0.80.2= 0.4π= 1.12= 0.03π= 0.62= 2.50.25= 142= 0.032= 0.25π= 1.258= 402= 19.5-10.05= 0.152= 490.07= 0.25= 0.52= 2002= 2.5π= 12.80.4= :x =0.6: 1.55101-1.55 49 0.

14、250.321.25 x= 1.82= 0.042= 3.50.4= 0.2π= 1.50.6= 40π= 0.8π= 0.052= 5.40.06= 1.32= 0.82= 300.2= 122= 0.81.04= 2.7n－0.8n＝ 0.050.6＝ 0.150.8＝ 0.42+0.3= 810.9= = 15= 420.06= 1.2π= 2502= 80π= 1.42= 750.5= 2.17a＋0.4a＝ 0.40.5= 0.540.6= 33= 0.92= 12.50.04= 0.142=

15、 0.240.2＝ 3.610＝ 4m2.1= 40π= 702= ＋= 24= 15= = = 6.480= 7002= 1.12= 1.48+3.2= 0.252.5＝ 0.250.4d＝ 3.60.12＝ 0.1781.78= 25+ 0.125:x =0.6: +- 4.5+1.2－4.5+1.2 2002= 0.03π= 0= = = 2.5π= 1.250.8= 4002= 19.5+10.05= 0.350.7= 3.90.3= 625π= 1.72= 4.56+4.4

16、= 0.4π= 1.5π= 302= 7.29= 0.132= 0.25= 0.52= 2002= 2.5π= 12.80.4= 1.82= 0.042= 3.50.4= 28.6－1.6= 5.40.09= = 7.28= 36 210.3= 0.240.8= = = 36= 40= 0.25= = = 40π= 0.32= = 20π= 0.82= 7π= 702= = 2.5:x =4: x= ：= x：6.5 :x =0.8: 802= 0.72= 18π= 4

17、= 72= 112= = = = = 14= 9= = 7＝ = 2= = 20= 4= 15= 12= 254= 10= = = 12= 14= ＝ = 15= ＝ = ＝ 15= = 28= = = = = 9= 24= = = = 8= 15= 4= 5= = = 2= = ＝ 5= 18= = 26= 2= = = 10= 4= = 60= = 142= 0.75= 0= 9= 1= = 1= = = 7=

18、2= = = 2= = 1= = = 7= 9= 1= = = = = = = = 15= = 2= 18= = = 254 = 6.7－2.76 = 1258 = 3.24＋5.6 = 2= = = 0.25= = = = 0.125= 1= = 4= 55= = = 0.625= 1= 2.45＋1.5= 4= 44= = 7= 2= = = 2= = 1= = = 3= = 9＋= 1= 2.8－1.02= = 4= 15= = 5.71＋2.8= 18

19、= = 7= 0= 9.12－3.5= 9= 1= = 1= = 254= 6.7－2.76= 1.258= = = = = = 0.75= 5.6－4.2= 4.2= 40= 2.5= 3.6＋2.4= = 51= 2.6= 2.45＋1.2= 0.5π= 1.20.8= 3= = 202= 2.40.8= 122= 0.32= 30.06= 2.52= 4.7+1.03= 0.2π= 1.52= = 0.420.7= 8.10.9= 4.5-1.05= 2π= 102= 3.60.06= 2.5

20、π= = = 142= 250.5= 1.20.6= 902= 0.6π= = 0.32= 2.50.8= 1.32= = 3002= 0.25= 2π= 8002= 7.49-1.9= 0.7π= 62= 3.20.04= 0.82= = = 6.48= 702= 2.18+3.2= 0= 9= 1= 0.82= 500π= 0.3π= 0.62= 250.25= = 0.72= 0.25π= 12.54= 402= 19.5+10.05= = = 3.56-1.6= 0.04π= 1.5π= 500

21、2= 4.50.09= 1.42= 0.25= 0.052= 9002= 25π= 12.84= 51= 2.6= 3.40.3= 2.5= 4.90.07= 112= 47 2.67101－2.67 12.50.32 0.25 x＝