宜兴市陶城实验小学六年级数学计算能手竞赛

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宜兴市陶城实验小学六年级数学“计算能手”竞赛 2012、12

出卷人:朱晓萍 (卷面分:1分)(时间:30分钟)

班级 姓名 分数

一、口算(每题1分)

0.1-0.01= 31-61= 0.24×5= 21÷78=

5.8×9+5.8= 75÷10= 21×94= 7.2÷0.08=

83÷23= 417×516= 0.012= 24×(31+41)=

3.14×25= 3.14×5 = 28.26÷3.14= 8л=

83+85-85+83= =16180 =141157 =431 =1497 =9243

=5221 =14971 =6552 =95125 =871

=5365 =15452 0.1+0.41= =6128 =872

=5221 =2156 =375 =319 =5325

=6118 =322 =4138 (41)2= =8521

=103109 =131020 =98188 =7315 =5310

120÷5÷20=

1-31-32= 3.5÷0.07= 27 +35 +57 = 0.23=

54-(54-21)= 25 ×0×58 = 2.5×7×4= 6×58 +58 ×2=

二、计算下面各题:(能简算的简算)(每题2分)

71÷32×7 254×43–501 1211–(91+125)

12÷(1–73) 83+31+41 (65–43)÷92

25÷(87–65) 71×116+115÷7 8–74÷32×61

158+32–43 98+76×32+73 4–158÷32–51

87÷32+87×21 91–125×54÷3 54+85÷41+21

51÷3+54×31 94+72+185÷21 2–32÷54–61

83+54×65+31 2–98×43–31 (1–61×52)÷97

30×(61+52–21) 87+32÷54+61 6–125×109–813

134×51+139÷5 72×(21–31+41) (95+131)×9+134

(65–43)÷(32+94) [1–(41+83)]÷81 98×(9+43)–32

[(1–53)×32]÷4 51×[31÷(21+65)] 25452426254127--

257×101-257 257×99+257 503×51 503×49

2543×4 (39×72+72×4)÷72 127-(41-125)

三、解方程(每题2分)

1585 1851 238543

53X +52= 5 53+41x=2017 x -85x=31×45

31X+5=21X 1-52x=52 8-32x=2x

四、计算提高题(能简算的简算)(每题2分)

(813121)×0.24 15.36-375672 722318÷9

(221321)485 (2)6156()41132 1433.467.5179

3.27×4103+3.27×5.7 1521)14374(1514 (1.2+31)×4.5÷53