(完整word版)小数加减乘除法口算练习题

1、小数加减乘除法口算练习题（50道题）#4.3-2.5=0.17+0.06=1.02-0.09=720+ 800=0.17+0.6=0.83- 0.6=17X 300=0.98-0.09=0.2+0.78=0.6X0,7=10.2+0.02=0.15+0.7=6.7+2.5=10.2+0.2=9.2-6.1 =8.5-5=3.2-3.2=3.7+2.3=2.5X100=3.12-0.32=2+2.8=3.8-2,9=0.35+0.5=0.35+0.63=3.5+ 70=3.1+3=3.8+0.38=7.5-25=3.8+1 =0.95-0.05=4.5+7.8=3.1+0.3=3+0.3=6.3

2、-9=4.5-0,4=9.5-5=1.1X 9=9.53-1.53=9.5-0.5=3.5+2.4=1-0.95=0.3+0.27=0.47+0.13=4.5+4=4-0.6=0.95+0.05=2.5+3.2=0.74+0.16=23X100=9.8-4.8=4.8-40=53-100=5.1+2.3=1.25X80=0.78- 10=0.52+0.4=7X1.2=0.25X 100=3.4-2.8=0.6-0.37=0.052X 10=10+0.08=1-0.75=0.5X 1000=7.82+0.3=13.5+6.5=3.05X 100=1.2-0.8=21.6-12.6=63-100=

3、0.83-0.5=0.76+0.14=80-1000=2.7+0.4=0.72-0.42=0X 10.5=0.92-0.2=3.5+4.8=3.5+2.4=5+0.07=1-0.61 =0.47+0.23=0.25+0.75=3.7+0.33=0.51+0.33=1-0.6=8-4.6=5.8-3.6=0.52+0.4=6.45+5.5=4.5-1.3=3.4-2.8=9.53-1.53=8.8-6.7=10+0.08=9.5-7.3=7.2+0.8=7.82+0.3=8.8-6.7=1-0.95=小数加减乘除法口算练习题(3)3.4-2.8=0.96-0.35=9.53-1.53=1.2-0

4、.8=0.83-0.5=2.7+0.4=3.56 X0二0.9 =30.5 炉5.3 0.1 =41.2+21 =5.66 6.2二501-98=0.1 软 02二110100=3.1 X0=125X7+ 125=0.65 8=32,5 俣5二2.58 6.2二0.7+7.32=630.7=4X1.8=0.3+4.44=108=0.8+7.62=0.12 8=1.6 3=1.2 0.6=10000=0.6 0.7=2.8 T0=0.9 .4=5 2.1 =2.5 MX),5=50X104 =6.9 3二100 2.5 ,4=0.25+0.75=0.77 41 =8 0,04+3=8.4 6.7

5、二1.01 9=0.1 X二480+199=2.01 =4.2 1 =6.2 ,3=2.1 W1=3.4 4=0.6 9=5.4 1.8=38 0.01 + 0.02=2.7 30=1.01 5=510 100=(1.2 + 0. 6) 0.1 =7. 4- 2. 4=3.7+4.2=2.4觥34 567 0=3.2 0.04=0.54 0.9=0.4 .5=3.6 5.8 4.2=0.15 0.3=3.18 X00=41 X0.4=0.86 0. 2=0.08+ 5=1.8 30=80 0.4=0.03 0.01 + 0.3=1.2 6=6.4 4=3.6 40=(1.5+0.5) 2=3.

6、2 1.6=7-0.16=9.9 3=9.8-2.9-3.1 =8 205=0.8 1.25 X5=43.2 =1-0.99=4.1 + 4.14=0.6+0.8 =0.81 俣 9二10.01 =0.9 45=0.48 6.24二1.8+0.9=0.28+0.2=6.5-5.6=9.65-5=1.6 包04二0.24 软5二1.85 0.1 =1.2 )0,7=0.09 却4.9齐0.86-0.6 =0.58-0.41 =4.2 2=1.1 3=0.32+0.21 =7.2 + 2.8=10X).35=0. 06 W0=0.57-0.27=0.86-0.4=0.74+0.54=0.32+0.

7、21 =12,3 40=6.53 400=12T00二0.16 40=1-0.42=5.2 + 3.5=0.61-0.3=0.8-0.08=3.6 妗二8.4 4=0.64 际0.6 =2.4缶0.06 3二20X).5=1000X).09=6.6+1.4=3.92 =0.837-0.837=7.3+1.7=0.35 子二2.8 迎二0.5 .5=2.5 X0=0.06 .9=0.05 X.6=0.5 .05=0.3 )0.03=3.6 6.3二0.54 6.6=0.12 4=0.45 6.5二0.25 4=2.5 0.4=1.25 .8=12.5 0.8=8.5-2.9=4.8-4 =3.8+4.02=3.42+0.48=3.7 6.1 二222二1.2 03=0l.8=1.08-0.8=2-0.01 =7.51 + 1.49=4.6 + 3=0.8 0.25=110X).1 =150.5=0.32 6.004二8.1 6.3二0.920.1 .001 =0.8 6.02二3.6-2.4=0.2X 1.8=4-2.56=1.5