六年级数学口算速算练习题

3.9+0.39= 4.8+5.2= 0.5X0.4= 4X0.25=

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=

12.5X8=

30X0.1=

7.5Xo.1=

OX9.8=

1.4+0.3=

0.9+4.8=

2.1-1.2=

450.9=

4+6.4=

5.3-0.7=

0.04X1.5=

0.4X25=

8.1X6=

0*3,5=

3.4-1.4=

0.68+0.42=

0.89-0.25=

10.3X2=

2.01X0=

0.7X4=

2.3X4=

2.6X3=

1-0.08=

2.6-0.7=

22.2-2=

3.45-1.9=

5+7.7=

0.83-0.12=

4.8+3.2=

0.18X3=

0.15X4=

9.6*12=

1.21*11=

7.82-7.2=

8.1-5.1=

1-0.98=

5X0.6=

10X0.05=

0.05X4=

3.25X0=

4.1X2=

3.5X0.01=

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=

1.250.25=

3-6= 8.1-9= 2.5X4= 6-0.025=

（二）

0*3.5=

1.25X8=

7.5Xo.1=

1.25X8=

3.6+6.3= 0.05X4= 3,5X0=

0.9X0.3= 1X0.06= 9X0,5=

2.6X3= 4.1X2= 0.35X0.2=

0.9X0.3= 1X0.06= 9X0,5=

0.2X0.4= 8.2+1.8= 100-35.22= 2.5X0.4=

500X0.01= 64.32A16= 2.56-0.37= 3.5+3.5X3=

2.4X5=

OX3.52=

0.22X4=

2.5-5=

0.9-0.52=

8.4-7=

3.99X1=

0.34-17=

8.4-0.7=

0.72-0.6=

7.82-1=

30.4-4=

0.6X0.3=

1.40.7=

0.5=

1.2X6=

0 3.65=

0.34-0.17=

1.3=

0.001-0.1=

3.6-0.06=

4.4 0.11=

4-0.5=

9.6-16=

0.81-9=

0 3.89=

1.8X5=

4.5-0.9=

4.5X2=

6-4.05=

5.6-0.8=

4.2X3=

5.1-0.17=

1 0.01=

3 0.5=

3.52-1=

7.2-0.9=

2.5X4=

7.8+0.22=

8.4-0.7=

5.61.4=

3.2X0.4=

0.28-1.4=

0.011=

10 25=

6.44=

2.2X6=

12.5X4=

3.4X0.4=

3.67+6.13=

0.48-0.8=

0.30.01=

0.9-0.45=

7.5-1.5=

4.80.16=

1.5 0.3=

8.40.4=

0.3-0.1=

12.6-0.9=

0.55-1.1=

7.86-4015-2.85=

6.4X0.2+3.6X0.2=

6.25X8=

(1.5+0.25)X4=

2.14-0.9= 2,87-0.7= 1,2X0.4+1,3X0,4=nJ,2X°・3+2.8X

0.3=

4.9-3.5=

4.2-3.5=

0.75X4=

2.4X2.5=

0.3412=

8.8-2.2=

7.5X2.5X4=

0.65X1.02=

3.9+2.03=

1.23-3=

3.21.6=

0.05X0.8=

0.99+1.8= 16-1.6= (1.25+0.36%0.2=

二）

72.8-0.8=

1.7+0.43+3.3=

0.9-0.01=

12-0.3=

5.4-2.5-1.4=

5.6%

1.01=

1.5X

0.4=

1.25%0.8%

0.5=

99%0.35=

7-0.25= 4.2-0.1= 12-6.2-3.8= 0.1X0.02=

8.2-8,2+8.2= 1.3+0.13= 6.3x101= 0.25x400=

6.3+3.7=

14-28=

2.3-5=

450-300=

560-4=

160X5=

670-250=

51OX6=

18X40=

1-0.78=

0.54-18=

O.6X1.5=

0.140.4=

0.12X3=

0.56-0.28=

0.25X16=

5.6X1.01=

1.25X6=

7-1.036=

(525-4)x8=

7-1.9-4.1=

3X1.4=

350-50=

7X70=

26X3=

80+520=

35X5=

3400-900=

8.92-0.03-1.97=

72X125=

7.38-5.88=

0.54-9=

10-8.25=

64.32A16=

7.2X0.3+2.8X0.3=

12-6.2-3.8=

0.25+0.75=

1.2-1.2Xo.9=

1.5+2.26+0.5=

0.25X0.7X4=

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 0.1=

0.05X1.8=

1 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=

OX85=

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=

0