六年级数学口算速算练习题

1、六年1.4+0.3=0.9+4.8=2.1-1.2=4.5-0.9=4+6.4=5.3-0.7=0.04X 1.5=0.4X 25=8.1X6=0* 3.5=3.4-1.4=0.68+0.42=0.89-0.25=10.3X 2=2.01X0=0.7X 4=2.3X 4=2.6X 3=1-0.08=级数学2.6-0.7=22.2-2=3.45-1.9=5+7.7=0.83-0.12=4.8+32=0.18X 3=0.15X 4=9.6*12=1.21* 11 =7.82-7.2=8.1-5.1 =1-0.98=5X 0.6=10X0.05=0.05X 4=3.25X 0=4.1X2=3.5X0

2、.01 =口算速(-)0.64+0.36=1-0.06=5.2+3.4=0.6+0.45=0.7-0.07=5.67-5.67=6.5X0.2=0.2X0.5=0.9*0.3=0.4X0.5=2.19+9.1=0.728-0.24=1.32X8=0.9X0.3=0.13X7=4X0.3=0.4X50=0.35X0.2=1.25*0.25=算练习3.24-2.14=22.4+0.06=1.2-0.6=5.6-1.4=5.1+0.18=5-0.38=50X0.1=10X0.52=6.3*0.7=2.5X0.4=10.1-0.89=0.8+0.18=0.7X8=3.5X0.2=0.21X100=12

3、.5X8=30X0.1=7.5X0.1=0X9.8=3.9+0.39=4.8+52=0.5X 0.4 =4X 0.25=3-6=8.1- 9=2.5X 4=6-0.025=0* 3.5=1.25X 8=7.5X 0.1 =1.25X 8=3.6+6.3=0.9X0.3=2.6X3=0.9X0.3=0.05X4=1X0.06=4.1X2=1X0.06=3.5X0=9X0.5=0.35X0.2=9X0.5=（二）0.2X 0.4=2.4 X 5=OX 3.52=2.5 - 0.5=1.2X 6=0 十 3.65=3.6- 0.06=4.4 宁 0.11 =4- 0.5=9.6- 16=0.81-

4、9=0 十 3.89=1.8X 5=4.5- 0.9=4.5X 2=6-4.05=7.86-4015-2.85=2.14-0.9=4.9- 3.5=0.34 12=3.9+2.03=8.2+1.8=0.22X 4=2.5- 5=8.4- 0.7=0.72- 0.6=7.82- 1 =5.6- 0.8=4.2X 3 =5.1-0.17=1 十 0.01 =3 宁 0.5=3.52- 1 =7.2- 0.9=2.5X 4=7.8+0.22=8.4- 0.7=6.4X 0.2+3.6X2.87- 0.7=4.2- 3.5=8.8- 2.2=1.23- 3=100-35.22=0.9-0.52=8.4

5、-7=0.34-0.17=2.6-1.3=0.001-0.1=5.6-1.4=3.2X0.4=0.28-1.4=0.01-1=10+25=6.4-4=2.2X6=12.5X4=3.4X0.4=3.67+6.13=0.2=6.25X8=1.2X0.4+1.3X0.4=0.75X4=7.5X2.5X4=3.2-1.6=2.5X0.4=3.99X1=0.34-17=30.4-4=0.6X0.3=1.4-0.7=0.48-0.8=0.3-0.01=0.9-0.45=751.5=4.8-0.16=1.5宁0.3=8.4-0.4=0.3-0.1=12.6-0.9=0.55-1.1=(1.5+0.25)X4

6、=7.2X0.3+2.8X0.3=2.4X2.5=0.65X1.02=0.05X0.8=500X0.01 =64.32A 16=2.56-0.37=3.5+3.5X 3=0.99+1.8=16- 1.6=(1.25+0.36% 0.2=72.8-0.8=1.7+0.43+3.3=0.9-0.01=12-0.3=54251.4=5.6%1.01=1.5X0.4=1.25%0.8%0.5=99%0.35=(-)7- 0.25=4.2- 0.1 =12-6.2-3.8=0.1X0.02=6.3+3.7=14-28=2.3- 5=450-300=560- 4=160X 5=670-250=510X 6

7、=18X 40=1-0.78=0.54- 18=0.6X1.5=0.14 0.4=0.12X 3=0.56- 0.28=0.25X16=5.6X1.01 =1.25X 6=7-1.036=(525-4)x8=7-1.9-4.1 =3X 1.4=350- 50=7X 70=26X 3=80+520=35X 5=3400-900 =8.92-0.03-1.97=72X 125=7.38-5.88=0.54- 9=10-8.25=64.32A 16=7.2X 0.3+2.8X 0.3=12-6.2-3.8=0.25+0.75=1.2-1.2X 0.9=1.5+2.26+0.5=0.25X 0.7X

8、4=3.5+7.6=12-9.9=5X1.02=12X40=82-56=88-22=720-80=707-7=72-12=46+0.34=9.3-0.93=0.4+0.4宁0.1=0.05X1.8=1十0.125=7-0.25=6.25X8=8.1-0.03=0.25+0.75=0.55+0.45=0.8+0.2-0.8+0.2=25X0.8=1.6X9+1.6=232-195=560+80=28+37=6408=0X85=640-40=750-50=2.7X3=0.025X4.4=9.4+1.6=88-0.8=2.56-0.37=3.2-1.6=7.5X2.5X4=2.14-0.9=15-2.05=50X0.25=4x0.37x0.25=8.2- 8.2+8.2=1.3+0.13=6.3x101 =0.25x400=0.6-0