小学五年级数学下册口算500题

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1、 口 算1,17= 2,100,3.168 4,204 5,4-7.4=6, 1.92004 ,0.325008, 0.65+4.35 9,10-5.410, 40= 11,200=1, 1.506 13,0.7514, 0.40.8 15,42= 16,61.4=17,10199=18, 35=19,21 0,150.5=题1,3/4 + =22, 2+ /= 23,3 324,34 - 1/2= 25,6 / -1/62,7.5(2.5+38)=27, 7/8 + 8 = 28,3/1 +/5=2,4 71 =30, 2 - 1/-13 = 31,0.5117=32,.+19= 3,5.2

2、13=34,1.6.= 35,4.7= 6,15 ,612=38,870.49 9,1704,00-3=41,32+842, .80.4 43,4-7.4= 44,1920.04 45,.3006,0.65+4.35 ,10-.448,409, 500= 5,1.5-0.06= ,0751552, .40 53,40. 54,0.1.54= 55,019= 56,40= 5,21 58,130.5= 59,/ /4=60, + 4/ = 61,3 /3 =6,34- 1/2=63,/6 + 1/2 -1/6= 64,7.5-(538)=65,78 /8 66,3/0 +1/5 6,/5 -7/

3、10 6,2- 1/6 -1/3=6,0.511 0,32.8+1 1,5.21.3= 72,1.60.4 73,4.9.7, 175,6=6, .8-0.9= ,1078,00-63= 79,32+1.60,.80 8,147.= 82,1.9204= 83,.320=4,054.355,10-. 6,420= 87,3.520= 88,1.50.=9,.7515= 90,040. 91,4025= 92,0.61.5=93,1.019=9, 05=5, 2512 96,30. 7,3/4 + 1/4 9, 4/9= 99,3/ = 1,3/4 - /2= 1,1/6 + 1/-1/6=10

4、2,7.5-(2.+3.8)=10,/ +3/8 = 104,3/1015= 1,4/5 -/10 10, - /-13 07,0.5117=08, 32.899, 5.2.3= 10,1.604= 11,0 1,15 11,1=114,87-.49 115,1740= 116,100-63 ,21.681, .80.4=19,147.4=20,1904 21,0.25012, 0.5+.512,10-54 14,20= 125,0=16,1.50.06 1,.15=128, 40.8= 129,4.25 130,.36+.54 13,1.1993,42035=13, 2512= 14,305

5、= 15,3/4 +1/4= 36,24/9137, 3- 2/3= 138,3/4-1/2= 139,/6 + /2 -/6= 4,7-(2.5+3.)= 14,7/8 + 8 = 1,3/10 +/5= 13,4/5 7/10 =14, 2 - /6 -1/ 145,05117 6,2.147,5.21.3= 18,1.60.4 149,.9.750,15 151,62= 1,0870.49= 5, + 4/9 = 154,32/3 = 15,/4 -2= 5,/6 12 -1/6157,7.5-(2.5+3)15,/8+ 3/8 = 19,31+1/5 = 6,4/5- 7/10 = 1

6、6,2- 1/6 1/3 162,0.51116,3.81964, 5.21.= 165,1.60.166,4.90.= ,5=8, 1269, 80.4=70,1740= 71,1063= 17,3.2168=173, 2.80.417,14-7.415, 1.90.4 7,.2500 77,.65435 17,10.4 179,40= 18,350081, 1.-0= 12,07515 183,.4.8 84,40.2515,0.3+1.54 18,.19187,4205 188, 5 189,35 10,/ + /4 = 191,+49=92,3 -2/=13, 3/4 -1/=194,

7、1/6 + 1/ -16 =195,7.-(2.5+3.8)196, 7/83/ = 7,/10 1/5 = 19,5 - 7/0 =199, 2 - /6 -13 0,34=21, 519= 202,77=203, 8 24,3045= 05,1010= 206,1783=7,789208,1.5736=20, 3.52010, 3.58=11,3.874= 212,1633= ,7247= 14,47825, 46.98= 21,7 27,250.= 1,245=9, = 220,104221,8474=22,4= 2,.789= 224,72= 225,245= 226,301030=

8、7,1326= 22,3501000=9, 374=23, 1526= 231,1208= 23,308323, 264824,5.769=235,8750= 236,1.80100=37,974= 38,854= 9,343= 20,258=24, 54 242,302=43,542 244,1.245, 158=46, 1254=247,8.4561000= 248,64016= 249,33 50,420= 251,23=252,816=25,2 254,273=255,64=5,24= 25,12 25,8345= 29,56080= 60,962= 261,4020= 262,030= 23,72= 264,6-39= 25,6055926,03=267,28268,232= 269,48+27=27,45002= 21,75 = 72,12060 = 27,2036=74,800275,280+270= 276,40= 7,00=78,5120= 27,4.32.7 0,0.750.25=281,0.6=282,0.35+2= 83,.619 84,0.303 28,0.5= 286,7.2.828,0.7+.6= 28,1.390.39=289,1054=9,47+2.3=291,62.5=92,634293,40.5=4,0.00.5=95,6.3296

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