小学五年级数学口算精选800题.docx
《小学五年级数学口算精选800题.docx》由会员分享,可在线阅读,更多相关《小学五年级数学口算精选800题.docx(19页珍藏版)》请在三一文库上搜索。
1、1.45+15X6=34.25 X 9X4=67.80+40 =2.25. 0+5X8=35.200- 33X3=68.100 + 20 =3.6 X 5-2X4=36.3020-1010=69.100 +4 =4.30 X 3+8=37.12 X 50=70.240 +40 =5.400+4+20X 5=38.25 X 8=71.920 +4 =6.10+12 + 3+20=39.23 X11 =72.300 + 60=7.(80 +20+80) + 4=40.125 + 25=73.64+2 =8.70+(100- 10X 5)=41.4200-2200=74.64+4 =9.360+40
2、=42.220+80=75.50+5 =10.40 X 20=43.20 X 8X5=76.60+8 =11.80-25=44.600- 3X200=77.96+4 =12.70+45=45.20+20 + 2=78.90+6 =13.90 X 2=46.35- 25+ 5=79.400+80 =14.16 X6=47.36+8-40=80.400-80 =15.300X6=48.2800 + 40=81.40 X 80 =16.540 + 9=49.98 + 14 =82.400 + 80 =17.30 X 20=50.96+24 =83.48 + 16 =18.400 + 4=51.56
3、+ 14 =84.96+24 =19.350-80=52.65 + 13 =85.160X5=20.160+70=53.75 + 15 =86.4 义 250=21.18- 64+8=54.120 + 24 =87.0 X 518=22.42+6+20=55.200 + 25 =88.10 X 76=23.40- 5X 7=56.800 + 16 =89.36 X10=24.80+60 + 3=57.840 + 21 =90.15 X 6=25.41+18 + 2=58.560 + 14 =91.24 X 3=26.75- 11X5=59.390 + 13 =92.5 义 18=27.42+7
4、-29=60.600 + 15 =93.26 X 4=28.5600 + 80=61.72+24 =94.7 义 15=29.25 X16=62.85 + 17 =95.32 X 30=30.120X25=63.90 + 15 =96.40 X15=31.36X11 =64.96 + 16 =97.60 X12=32.1025 + 25=65.78+26 =98.23 X 30=33.336+70=66.51 +17 =99.30 X 50=100.5 X 700=1.45+15X6 =2.250+5X8=3.6 X 5-2X4=4.30 X 3+8=5.400+4+20X 5=6.10+12
5、 + 3+20=7.(80 +20+80) + 4= 8.70+(100- 10X 5)= 9.360+40=10.40 X 20=11.80-25=12.70+45=13.90 X 2=14.16 X6=15.300X6=16.540 + 9=17.30 X20=18.400 + 4=19.350-80=20.160+70=21.18- 64+8=22.42+6+20=23.40- 5X7=24.80+60 + 3=25.41+18 + 2=26.75- 11X5=27.42+7-29=28.5600 + 80=29.25 X16=30.120X25=31.36X11 =32.1025 +
6、25=34.25 X 9X4=35.200- 33X3=36.3020-1010=37.12 X 50=38.25 X8=39.23 X11 =40.125 + 25=41.4200-2200=42.220+80=43.20 X8X5=44.600- 3X200=45.20+20 + 2=46.35- 25+ 5=47.36+8-40=48.2800 + 40=49.98 + 14 =50.96+24 =51.56 + 14 =52.65 + 13 =53.75 + 15 =54.120 + 24 =55.200 + 25 =56.800 + 16 =57.840 + 21 =58.560 +
7、 14 =59.390 + 13 =60.600 + 15 =61.72+24 =62.85 + 17 =63.90 + 15 =64.96 + 16 =65.78+26 =67.80+40 =68.100 + 20 =69.100 +4 =70.240 +40 =71.920 +4 =72.300 + 60=73.64+2 =74.64+4 =75.50+5 =76.60+8 =77.96+4 =78.90+6 =79.400+80 =80.400-80 =81.40 X 80 =82.400 + 80 =83.48 + 16 =84.96+24 =85.160X5=86.4 义 250=8
8、7.0 X 518=88.10 X 76=89.36 X10=90.15 X 6=91.24 X 3=92.5 义 18=93.26 X 4=94.7 义 15=95.32 X 30=96.40 X15=97.60 X12=98.23 X 30=33.336+70=66.51 +17 =99.30 X 50=100.5 X 700=1.45+15X6=2.250+5X8=3.6 X5+ 2X4=4.30 X 3+8=5.400+4+20X 5=6.10+12 + 3+20=7.(80 +20+80) + 4= 8.70+(100- 10X 5)= 9.360+40=10.40 X 20=11.
9、80-25=12.70+45=13.90 X 2=14.16 X6=15.300X6=16.540 + 9=17.30 X20=18.400 + 4=19.350-80=20.160+70=21.18- 64+8=22.42+6+20=23.40- 5X7=24.80+60 + 3=25.41+18 + 2=26.75- 11X5=27.42+7-29=28.5600 + 80=29.25 X16=30.120X25=31.36X11 =34.25 X 9X4=35.200- 33X3=36.3020-1010=37.12 X 50=38.25 X8=39.23 X11 =40.125 + 2
10、5=41.4200-2200=42.220+80=43.20 X8X5=44.600- 3X200=45.20+20 + 2=46.35- 25+ 5=47.36+8-40=48.2800 + 40=49.98 + 14 =50.96+24 =51.56 + 14 =52.65 + 13 =53.75 + 15 =54.120 + 24 =55.200 + 25 =56.800 + 16 =57.840 + 21 =58.560 + 14 =59.390 + 13 =60.600 + 15 =61.72+24 =62.85 + 17 =63.90 + 15 =64.96 + 16 =67.80
11、+40 =68.100 + 20 =69.100 +4 =70.240 +40 =71.920 +4 =72.300 + 60=73.64+2 =74.64+4 =75.50+5 =76.60+8 =77.96+4 =78.90+6 =79.400+80 =80.400-80 =81.40 X 80 =82.400 + 80 =83.48 + 16 =84.96+24 =85.160X5=86.4 义 250=87.0 X 518=88.10 X 76=89.36 X10=90.15 X 6=91.24 X 3=92.5 义 18=93.26 X 4=94.7 义 15=95.32 X 30=
12、96.40 X15=97.60 X12=4 / 167.1 X0.25 X4=3.2 X2.8+3.2 X7.2=7.5-(2.5+3.8)=9+0.25+4=50+ 160+ 40=120-144+18+35 =(58+37) + ( 64-9 X5)=178-145 + 5X6+42=812-700+ (9+31X 11)=85+14X ( 14+208+ 26)=8.9 X 1.25-0.9 X1.25 =9.9 X6.4- (2.5+0.24)=0.35 X 1.6+0.35 X3.4 =0.45+6.37+4.55 =5.4+6.9 X3- (25-2.5 )=0.8+0.8 X2.
13、5 =28X12.5-12.5 X20 =1.65 X 99+1.65 =27.85- (7.85+3.4 )=7.8 X 9.9+0.78=3X9146X 782X6X854 =120-36X4+18+35 =(58+37) + ( 64-9 X 5)=0.12 义 4.8 +0.12 X4.8=(3.2 X1.5+2.5 ) +1.6=7.2+0.8-1.2 X5=6.5 X (4.8-1.2 X4)=10.15-10.75 X0.4-5.7=32.1025 + 25=65.78+26 =98.23 X 30=33.336+70=66.51 +17 =99.30 X 50=100.5 X7
14、00=0.9X0.4X10=0.68X8X 1.25=16.4X2.9+16.4 X7.1 =1/6 + 1/2 -1/6 = (1.2+8.8) X 0.4=0.25X 3.97 X4=(58+370) + (64-45)= 347+45X 2-4160+ 52=95+ (64-45)=420+580-64X 21 + 28=(136+64) X (65-345 + 23)= 1.2X2.5+0.8 X2.5 =12.5X 7.4 X 0.8 =6.5X9.5+6.5 X0.5 =6.72-3.28-1.72 = 4.8X 46+4.8 X54 =2X 41846-620-380=1.25X
15、 3.6 X 8X2.5-12.5 X 2.4 =23.65-(3.07+3.65 )=(4+0.4 X0.25) 8X7X1.25 =48X 1.25+50 X 1.25 X 0.2 X 8 =(1010+309+4+681+6) X 12=5.15X 7/8+6.1-0.60625=(284+16) X ( 512-8208+18)=(6.8-6.8X 0.55) +8.5=6-1.6+4= 5.38+7.85-5.37=3.2义(1.5+2.5 ) +1.6=6-1.19X 3-0.43=0.68X 1.9+0.32 X1.9=5.8X (3.87-0.13 ) +4.2 X3.74=3
16、2.52- (6+9.728 -3.2)2.5=(7.1-5.6)X 0.9-1.1512X6 + 7.2-6=5.4一 2.6X (3.7-2.9 )12X6+ ( 12-7.2 )-6=0.25X3.97 X4=(1.2+8.8) X 0.4=120-144-18+35方程:+ 2.5=+0.62=88x+43=8579 x=9750x-99=3101 x=6436x+58=2974 x=8180x+17=1777 x=2213x+25=1247 x=9417x-37=609 x=3889x-31=4063 x=4688x+30=2758 x=3127x+40=445 x=1580x+85
17、=565 x=683x-90=1653 x=2149x+43=827 x=1629x-35=545 x=2099x-98=6139 x=6397x+81=954 x=995x+94=1044 x=106 / 1692x+67=1079 x=1138x+45=2021 x=5262x+77=6153 x=9838x-15=2037 x=5444x+23=1387 x=3110 / 1683x-38=4444 x=5464x-67=2813 x=455x-96=94 x=3860x+83=3203 x=5221x+90=489 x=1984x-56=4732 x=5722x+23=2135 x=9
18、626x-61=2513 x=9937x+28=509 x=139x+86=500 x=4667x+39=5466 x=819x-48=744 x=8843x-94=637 x=1772x+15=7071 x=9883x-63=7656 x=9338x-69=2933 x=7947x+64=1944 x=4023x-40=696 x=3238x+38=1178 x=3048x-92=1684 x=3768x+91=4103 x=5939x+52=2470 x=6253x+65=1443 x=2656x-86=2770 x=515x-67=48 x=2396x+95=3935 x=4046x-7
19、4=4112 x=9121x-70=1988 x=9874x-34=6700 x=9117X40=0.4 X 0.8 =1 + 5=10063=4X0.25 =6+12=3.2 +1.68 =0.36 + 1.54 =0.87 -0.49 =2.8 X 0.4 =1.01 X99=17X 40=14- 7.4 =420+ 35=100 63 =1.92+0.04 =25X12=3.2 +1.68 =0.32 X 500=135+ 0.5 =2.8 X 0.4 =0.65 +4.35 =3/4 + 1/4 =14- 7.4 =10-5.4 =2 + 4/9 =1.92+0.04 =4+ 20=3
20、 - 2/3 =0.32 X 500=3.5 X 200=3/4 - 1/2=0.65 +4.35 =1.5 0.06 =1/6 + 1/2 -1/6 =10- 5.4 =0.75 + 15=7.5-(2.5+3.8)=4+ 20=3.5 X 200=7/8 + 3/8 =3.5 X 200=0.36 + 1.54 =3/10 +1/5 =1.5 -0.06 =4X0.25 =4/5 - 7/10 =0.75 + 15=1/6 + 1/2 -1/6 =2 - 1/6 -1/3 =0.4 X 0.8 =7.5-(2.5+3.8)=0.51 +17=4X0.25 =7/8 + 3/8 =32.8
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- 小学 年级 数学 口算 精选 800
链接地址:https://www.31doc.com/p-10700708.html