(完整版)四年级小数加减法口算练习题.doc

1.5-0.5=

1-0.9=

2.3+0.6=

0.9+0.8=

1-0.3=

3.4-1.5=

1.9-0.9=

3.5-2.4= 0.36+0.64= 3.5+

4.2=

6-0.5=

2.7-0.4=

0.8+ 0.7= 4.5-3=

7.8-1.1=

1.5 －0.5=

1－0.9=

2.3 ＋0.6=

0.9 ＋0.8=

1.9 －0.9= 3.5 -

2.4=

0.36 ＋0.64= 0.96 －0.3= 8.65 －6.31= 2.5+0.9=

1.2-0.5=

7.8+1.6=

0.39+0.15=

3-1.4=

4.7-2.8=

7.2-6.45=

15-0.48=

6.77-1.78=

3.45+5.75=

3.40+58.20=

49.80+49.20=

111.6-99=

7.8+21.02=

5.6-1.42=

12.5+0.9=

4.5-2.83=

3.75+2.25=

2.98+0.56=

12.53+4.67=

6.07+4.89=

5.64-1.78=

10.2-6.45=

5-0.41=

0.3+1.5=

2.5+9.8=

7.6+1.3=

4.4+

5.7=

2.3+7.7=

5.7+3.1=

7.69+2.31=

9.16+2.64=

5.68+12.22=

16.8+16.5=

26.3+14.6=

6.9+3.4=

52.3+64.7=

12.75-5.3=

8.24+16.93=

0.75 ＋0.4=

20＋0.78=

4.8 ＋4.2=

5.7 －3=

4.9 －1.7=

1.34 ＋ 0.8=

2－ 0.75=

8.7 ＋0.03=

0.2 － 0.09=

8.5 ＋ 2.5=

2.4 － 1.4=

0.68 ＋0.42=

7.82 －7.2=

2＋9.1=

0.48 ＋0.52=

8.1 － 5.1=

0.78 －0.24=

0.8 ＋ 0.18=

0.89 －0.25=

1－0.98=

0.9 ＋ 0.1=

1－0.8=

4.5 － 4=

5.6 ＋ 4=

10－4.4=

6＋6.6=

9.5 － 2.7=

1－0.55=

3.7 ＋

4.8=

7＋3.3=

3．25＋0．75=

2.7 ＋

3.9=

0．7＋0．9= 0.9 ＋1= 14． 6－0． 4= 10－ 0．1=

14＋ 0．78=

3＋2.7=

5－0．08= 1．64＋2． 35= 1．1－1= 8．34－6． 22= 1.3 ＋4.3=

7.2 ＋6.9=

9.3 －8.8=

4.4 ＋1

5.99= 19.8 －5.6= 9

6.3 －56.2 = 79.2 ＋56.8= 1.9 ＋25.793= 88－ 69.21= 136.5 －105= 73.4+52.1= 93.1-20.9= 63.1-11=

0.33+9.8= 7.8+6.9=

0.2+2.7=

5.6+4.4=

9.4+0.06=

0.7+0.4=

0.5 －0.45=

10－ 0.1=

1.8 －0.9=

12.6 －1.2=

17+0.33=

1.01+0.6=

7－ 0.05=

9－ 0.26=

6.14+3.83=

7.93-1.64=

5.23-2.36=

3.44+3.36=

8.63-3.48=

1.16+4.77=

7.74-5.85=

9.35-4.74=

4.93+4.75=

8.17-5.26=

2.26-0.86=

6.55+4.68= 14.6-0.34=

1.1+4.5= 1.3+8.56=

1.9+3.4= 0.8-0.55=

3.45+

4.6= 1-0.03=

4.45+4.5= 30.5+3.05=

9.4-2.75= 0.8-0.45=

7.3-1.26= 3.25 ＋0.75=

3.83+5.55= 0.78+2.2=

2.75+1.3= 5-0.08=

7.6-2.15= 10-0.1=

1.9+6.2= 10－7.64=

7.1-6.6= 13.6 ＋8.46=

6.8-2.8= 0.99 ＋1.1=

44.4+1.4= 1.23+6.52=

1.7+9.66= 5.32-0.93=

43.3+6.3= 6.35-5.23=

55.5-1.9= 1.23+5.69=

38.9-5.55= 1.26+5.21=

64.41+8.67= 0.96-0.23=

0.7 ＋0.9= 7.26-4.93=

3.8 ＋0.6= 2.16-0.23=

8.24+3.76= 4.63+8.9=

4.1 －3.8=

9.28+7.32=

14＋0.78= 5.2-0.9=

2.65+9.32=

7.65-6.23=

8.28+4.75=

9.23+5.45= 6.23-4.53= 8.52+4.65= 5.2+2.63= 4.62+8.95= 7.24+6.21= 3.8-2.3=

0.7 ＋0.9= 0.8 ＋0.6= 8.24 ＋3.76= 4.1 －3.8= 14＋ 0.78= 14.6 －0.34= 1.3 ＋8.56= 0.8 －0.55= 10－ 0.1=

4－0.04=

1－0.03= 30.5 ＋3.05= 0.8 －0.45= 0.78 ＋2.2= 5－ 0.08= 21.85 + 37.08= 3.25 ＋0.75= 3.2+1.8=

8.65 －6.31= 0.9+0.6=

10－ 7.64= 0.1 －0.01= 13.6 ＋8.46= 1.2 －0.12= 0.99 ＋1.1= 1－ 0.385= 3.17+3.43= 3.2 －2.3=

6.82+15.55= 0.76 － 0.38= 34.52-1

7.87= 15－7.3= 12.23+4.57= 2.1+0.2=

23.75+8.64= 0.3+0.7=

17.83+9.5= 3.6+1.6=

7.83 －0.5= 7.5-0.5=

3.45+8.7= 2.13-0.02= 16.55+1.3= 3.51+0.2=

8.54+5.96= 102+0.3= 27.38-5.34= 1.12-1.02= 2.62+4.66= 4.5-0.01=

8.5+9.63= 1.9-0.4=

4.76 - 1.12 =

1.45 +

2.7 =

4.31 + 21.76 =

9.46 + 18.28 =

42.39 - 20.92 =