四年级小数加减乘除法口算练习题
4.3- 2.5= 0.17+0.06= 1.02- 0.09= 720- 800=
0.83- 0.6= 17X 300= 0.98-0.09= 0.17+0.6=
0.6 X 0.7= 10.2+0.02= 0.15+0.7= 0.2+0.78=
10.2+0.2= 9.2-6.1= 8.5+ 5= 6.7+2.5=
3.2-3.2= 3.7+2.3= 2.5X 100= 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= 6.3-9= 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= 4.8- 40= 53—100= 5.1+2.3= 1.25X 80= 0.78+ 10= 0.52+0.4= 7X 1.2= 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= 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=
3.4-2.8= 0.96-0.35= 9.53-1.53= 0.25+0.75= 1.2-0.8= 0.83-0.5= 2.7+0.4= 0.77 ?11= 3.56 10= 0.9 7= 30.5 ?5= 8 0.04＋3= 5.3 0.1= 41.2＋21= 5.66 ?0.2= 8.4 ?0.7= 501－98= 0.1 9.02= 110?100= 1.01 9= 3.1 10= 125 7＋125= 0.65 5= 0.1 7= 32.5 >.5= 2.58 ?2= 0.7＋7.32= 480＋199= 63 电7= 4 1.8= 0.3＋
4.44= 2.01 7= 10￡= 0.8＋7.62= 0.12 8= 4.2 ?0.1= 1.6 3= 1.2 0.6= 100?200= 6.2 0.3= 0.6 0.7= 2.8 ?70= 0.9 0.4= 2.1 ?7?0.1=
5 2.1= 2.5 4 0.5= 50 0.04 = 3.4 ?0.1=
6.9 寻= 100 >2.5 迥.4=
1.26＋0.74=
2.34－1.34= 6.3 ￡= 1.5＋2.5) 0.11=
&2 1.9= 1.26＋0.74= 9 5= 1-0.25-0.75= 1.6－0.9= 3.44＋0.56= 1.2 4= 3.1＋2.5＋0.9= 6.8－2.9= 4.2- 0.8= 7.34 2= 9.7 >2＋0.3 >2= 125 >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 >3= 34>567>0=
3.2 0.04= 0.54 0.9= 0.4 >2.5= 3.6＋5.8＋
4.2= 0.15 0.3= 3.18 >100= 41 > 0.4= 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= 3.2 1.6= 7- 0.16= 9.9 3= 9.8-
2.9-
3.1= 8> 20 5= 0.8>1.25>15=
4- 3.2 =1-0.99= 4.1＋4.14=0.6＋0.8=
0.81 0.9= 1 0.01= 0.9 0.45= 0.48 0.24=
1.8＋0.9=0.28＋0.2= 6.5- 5.6=9.65- 5= 1.6 0.04= 0.24 >0.5= 1.85 >0.1= 1.2>0.7= 0.09 3= 4.9 7= 0.86- 0.6=0.58- 0.41= 4.2 >2= 1.1 >3= 0.32＋0.21=7.2＋
2.8= 10>0.35= 0. 06 1>00= 0.57- 0.27=0.86- 0.4= 0.74+0.54=0.32+0.21= 12.3 10= 6.53 100=
12^100= 0.16 -10= 1 - 0.42= 5.2+ 3.5= 0.61- 0.3=0.8- 0.08= 3.6 召=8.4 4= 0.64 &= 0.6 >8= 2.4 -8= 0.06 令= 20 >0.5= 1000>0.09= 6.6+ 1.4= 3.9- 2= 0.837- 0.837=7.3+1.7=
0.35 7= 2.8 >4= 0.5 >0.5= 2.5 >10= 0.06 >0.9= 0.05 >1.6= 0.5 >0.05= 0.3 >0.03= 3.6 0.3= 0.54 0.6= 0.12 -0.4= 0.45 0.5= 0.25 >4= 2.5 >0.4= 1.25>0.8= 12.5>0.8= 8.5- 2.9= 4.8- 4= 3.8+ 4.02= 3.42+ 0.48= 3.7 0.1 = 2-0.2= 1.2 ￡.03= 0-1.8= 1.08- 0.8=2-0.01=7.51+1.49= 4.6+ 3= 0.8 >0.25= 110>0.1= 15-0.5= 0.32 0.004= &1 0.3= 0.92 >0= 0.1 >0.001= 0.8 0.02= 3.6- 2.4= 0.2> 1.8= 4-2.56= 1.57+4.02= 9.94-5.83= 2.4> 3= 24> 0.03= 5.6+0.24= 14.7+ 3?89- 4.7= 4.56+ 9.1+ 0?44= 4?2-3?5= 1.76+ 2.83+ 0.24= 6.26- 3.65— 1.35= 1.74+3.26=